Trigonometry Examples

${(\sqrt{6} (\cos (120) + i \sin (120)))}^{4}$

Step 1

Simplify each term.

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Step 1.1

Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Make the expression negative because cosine is negative in the second quadrant.

${(\sqrt{6} (- \cos (60) + i \sin (120)))}^{4}$

Step 1.2

The exact value of $\cos (60)$ is $\frac{1}{2}$ .

${(\sqrt{6} (- \frac{1}{2} + i \sin (120)))}^{4}$

Step 1.3

Apply the reference angle by finding the angle with equivalent trig values in the first quadrant.

${(\sqrt{6} (- \frac{1}{2} + i \sin (60)))}^{4}$

Step 1.4

The exact value of $\sin (60)$ is $\frac{\sqrt{3}}{2}$ .

${(\sqrt{6} (- \frac{1}{2} + i \frac{\sqrt{3}}{2}))}^{4}$

Step 1.5

Combine $i$ and $\frac{\sqrt{3}}{2}$ .

${(\sqrt{6} (- \frac{1}{2} + \frac{i \sqrt{3}}{2}))}^{4}$

Step 2

Simplify terms.

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Step 2.1

Apply the distributive property.

${(\sqrt{6} (- \frac{1}{2}) + \sqrt{6} \frac{i \sqrt{3}}{2})}^{4}$

Step 2.2

Combine $\sqrt{6}$ and $\frac{1}{2}$ .

${(- \frac{\sqrt{6}}{2} + \sqrt{6} \frac{i \sqrt{3}}{2})}^{4}$

Step 3

Multiply $\sqrt{6} \frac{i \sqrt{3}}{2}$ .

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Step 3.1

Combine $\sqrt{6}$ and $\frac{i \sqrt{3}}{2}$ .

${(- \frac{\sqrt{6}}{2} + \frac{\sqrt{6} (i \sqrt{3})}{2})}^{4}$

Step 3.2

Combine using the product rule for radicals.

${(- \frac{\sqrt{6}}{2} + \frac{\sqrt{3 \cdot 6} i}{2})}^{4}$

Step 3.3

Multiply $3$ by $6$ .

${(- \frac{\sqrt{6}}{2} + \frac{\sqrt{18} i}{2})}^{4}$

Step 4

Simplify the numerator.

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Step 4.1

Rewrite $18$ as $3^{2} \cdot 2$ .

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Step 4.1.1

Factor $9$ out of $18$ .

${(- \frac{\sqrt{6}}{2} + \frac{\sqrt{9 (2)} i}{2})}^{4}$

Step 4.1.2

Rewrite $9$ as $3^{2}$ .

${(- \frac{\sqrt{6}}{2} + \frac{\sqrt{3^{2} \cdot 2} i}{2})}^{4}$

Step 4.2

Pull terms out from under the radical.

${(- \frac{\sqrt{6}}{2} + \frac{3 \sqrt{2} i}{2})}^{4}$

Step 5

Use the Binomial Theorem.

${(- \frac{\sqrt{6}}{2})}^{4} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6

Simplify terms.

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Step 6.1

Simplify each term.

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Step 6.1.1

Use the power rule ${(a b)}^{n} = a^{n} b^{n}$ to distribute the exponent.

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Step 6.1.1.1

Apply the product rule to $- \frac{\sqrt{6}}{2}$ .

${(- 1)}^{4} {(\frac{\sqrt{6}}{2})}^{4} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.1.2

Apply the product rule to $\frac{\sqrt{6}}{2}$ .

${(- 1)}^{4} \frac{{\sqrt{6}}^{4}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.2

Raise $- 1$ to the power of $4$ .

$1 \frac{{\sqrt{6}}^{4}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.3

Multiply $\frac{{\sqrt{6}}^{4}}{2^{4}}$ by $1$ .

$\frac{{\sqrt{6}}^{4}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.4

Simplify the numerator.

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Step 6.1.4.1

Rewrite ${\sqrt{6}}^{4}$ as $6^{2}$ .

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Step 6.1.4.1.1

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{6}$ as $6^{\frac{1}{2}}$ .

$\frac{{(6^{\frac{1}{2}})}^{4}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.4.1.2

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\frac{6^{\frac{1}{2} \cdot 4}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.4.1.3

Combine $\frac{1}{2}$ and $4$ .

$\frac{6^{\frac{4}{2}}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.4.1.4

Cancel the common factor of $4$ and $2$ .

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Step 6.1.4.1.4.1

Factor $2$ out of $4$ .

$\frac{6^{\frac{2 \cdot 2}{2}}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.4.1.4.2

Cancel the common factors.

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Step 6.1.4.1.4.2.1

Factor $2$ out of $2$ .

$\frac{6^{\frac{2 \cdot 2}{2 (1)}}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.4.1.4.2.2

Cancel the common factor.

$\frac{6^{\frac{2 \cdot 2}{2 \cdot 1}}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.4.1.4.2.3

Rewrite the expression.

$\frac{6^{\frac{2}{1}}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.4.1.4.2.4

Divide $2$ by $1$ .

$\frac{6^{2}}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.4.2

Raise $6$ to the power of $2$ .

$\frac{36}{2^{4}} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.5

Raise $2$ to the power of $4$ .

$\frac{36}{16} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.6

Cancel the common factor of $36$ and $16$ .

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Step 6.1.6.1

Factor $4$ out of $36$ .

$\frac{4 (9)}{16} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.6.2

Cancel the common factors.

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Step 6.1.6.2.1

Factor $4$ out of $16$ .

$\frac{4 \cdot 9}{4 \cdot 4} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.6.2.2

Cancel the common factor.

Step 6.1.6.2.3

Rewrite the expression.

$\frac{9}{4} + 4 {(- \frac{\sqrt{6}}{2})}^{3} \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.7

Cancel the common factor of $2$ .

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Step 6.1.7.1

Factor $2$ out of $4 {(- \frac{\sqrt{6}}{2})}^{3}$ .

$\frac{9}{4} + 2 (2 {(- \frac{\sqrt{6}}{2})}^{3}) \frac{3 \sqrt{2} i}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.7.2

Cancel the common factor.

Step 6.1.7.3

Rewrite the expression.

$\frac{9}{4} + 2 {(- \frac{\sqrt{6}}{2})}^{3} (3 \sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.8

Multiply $3$ by $2$ .

$\frac{9}{4} + 6 {(- \frac{\sqrt{6}}{2})}^{3} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.9

Use the power rule ${(a b)}^{n} = a^{n} b^{n}$ to distribute the exponent.

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Step 6.1.9.1

Apply the product rule to $- \frac{\sqrt{6}}{2}$ .

$\frac{9}{4} + 6 ({(- 1)}^{3} {(\frac{\sqrt{6}}{2})}^{3}) (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.9.2

Apply the product rule to $\frac{\sqrt{6}}{2}$ .

$\frac{9}{4} + 6 ({(- 1)}^{3} \frac{{\sqrt{6}}^{3}}{2^{3}}) (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.10

Raise $- 1$ to the power of $3$ .

$\frac{9}{4} + 6 (- \frac{{\sqrt{6}}^{3}}{2^{3}}) (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.11

Simplify the numerator.

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Step 6.1.11.1

Rewrite ${\sqrt{6}}^{3}$ as $\sqrt{6^{3}}$ .

$\frac{9}{4} + 6 (- \frac{\sqrt{6^{3}}}{2^{3}}) (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.11.2

Raise $6$ to the power of $3$ .

$\frac{9}{4} + 6 (- \frac{\sqrt{216}}{2^{3}}) (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.11.3

Rewrite $216$ as $6^{2} \cdot 6$ .

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Step 6.1.11.3.1

Factor $36$ out of $216$ .

$\frac{9}{4} + 6 (- \frac{\sqrt{36 (6)}}{2^{3}}) (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.11.3.2

Rewrite $36$ as $6^{2}$ .

$\frac{9}{4} + 6 (- \frac{\sqrt{6^{2} \cdot 6}}{2^{3}}) (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.11.4

Pull terms out from under the radical.

$\frac{9}{4} + 6 (- \frac{6 \sqrt{6}}{2^{3}}) (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.12

Raise $2$ to the power of $3$ .

$\frac{9}{4} + 6 (- \frac{6 \sqrt{6}}{8}) (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.13

Cancel the common factor of $2$ .

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Step 6.1.13.1

Move the leading negative in $- \frac{6 \sqrt{6}}{8}$ into the numerator.

$\frac{9}{4} + 6 \frac{- 6 \sqrt{6}}{8} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.13.2

Factor $2$ out of $6$ .

$\frac{9}{4} + 2 (3) \frac{- 6 \sqrt{6}}{8} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.13.3

Factor $2$ out of $8$ .

$\frac{9}{4} + 2 \cdot 3 \frac{- 6 \sqrt{6}}{2 \cdot 4} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.13.4

Cancel the common factor.

Step 6.1.13.5

Rewrite the expression.

$\frac{9}{4} + 3 \frac{- 6 \sqrt{6}}{4} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.14

Combine $3$ and $\frac{- 6 \sqrt{6}}{4}$ .

$\frac{9}{4} + \frac{3 (- 6 \sqrt{6})}{4} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.15

Multiply $- 6$ by $3$ .

$\frac{9}{4} + \frac{- 18 \sqrt{6}}{4} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.16

Cancel the common factor of $- 18$ and $4$ .

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Step 6.1.16.1

Factor $2$ out of $- 18 \sqrt{6}$ .

$\frac{9}{4} + \frac{2 (- 9 \sqrt{6})}{4} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.16.2

Cancel the common factors.

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Step 6.1.16.2.1

Factor $2$ out of $4$ .

$\frac{9}{4} + \frac{2 (- 9 \sqrt{6})}{2 (2)} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.16.2.2

Cancel the common factor.

$\frac{9}{4} + \frac{2 (- 9 \sqrt{6})}{2 \cdot 2} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.16.2.3

Rewrite the expression.

$\frac{9}{4} + \frac{- 9 \sqrt{6}}{2} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.17

Move the negative in front of the fraction.

$\frac{9}{4} - \frac{9 \sqrt{6}}{2} (\sqrt{2} i) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.18

Multiply $- \frac{9 \sqrt{6}}{2} (\sqrt{2} i)$ .

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Step 6.1.18.1

Combine $\sqrt{2}$ and $\frac{9 \sqrt{6}}{2}$ .

$\frac{9}{4} - \frac{\sqrt{2} (9 \sqrt{6})}{2} i + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.18.2

Combine using the product rule for radicals.

$\frac{9}{4} - \frac{9 \sqrt{2 \cdot 6}}{2} i + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.18.3

Multiply $2$ by $6$ .

$\frac{9}{4} - \frac{9 \sqrt{12}}{2} i + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.18.4

Combine $i$ and $\frac{9 \sqrt{12}}{2}$ .

$\frac{9}{4} - \frac{i (9 \sqrt{12})}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.19

Simplify the numerator.

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Step 6.1.19.1

Rewrite $12$ as $2^{2} \cdot 3$ .

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Step 6.1.19.1.1

Factor $4$ out of $12$ .

$\frac{9}{4} - \frac{i \cdot 9 \sqrt{4 (3)}}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.19.1.2

Rewrite $4$ as $2^{2}$ .

$\frac{9}{4} - \frac{i \cdot 9 \sqrt{2^{2} \cdot 3}}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.19.2

Pull terms out from under the radical.

$\frac{9}{4} - \frac{i \cdot 9 \cdot 2 \sqrt{3}}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.19.3

Multiply $2$ by $9$ .

$\frac{9}{4} - \frac{i \cdot 18 \sqrt{3}}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.20

Move $18$ to the left of $i$ .

$\frac{9}{4} - \frac{18 i \sqrt{3}}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.21

Cancel the common factor of $18$ and $2$ .

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Step 6.1.21.1

Factor $2$ out of $18 i \sqrt{3}$ .

$\frac{9}{4} - \frac{2 (9 i \sqrt{3})}{2} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.21.2

Cancel the common factors.

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Step 6.1.21.2.1

Factor $2$ out of $2$ .

$\frac{9}{4} - \frac{2 (9 i \sqrt{3})}{2 (1)} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.21.2.2

Cancel the common factor.

$\frac{9}{4} - \frac{2 (9 i \sqrt{3})}{2 \cdot 1} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.21.2.3

Rewrite the expression.

$\frac{9}{4} - \frac{9 i \sqrt{3}}{1} + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.21.2.4

Divide $9 i \sqrt{3}$ by $1$ .

$\frac{9}{4} - (9 i \sqrt{3}) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.22

Multiply $9$ by $- 1$ .

$\frac{9}{4} - 9 (i \sqrt{3}) + 6 {(- \frac{\sqrt{6}}{2})}^{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.23

Use the power rule ${(a b)}^{n} = a^{n} b^{n}$ to distribute the exponent.

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Step 6.1.23.1

Apply the product rule to $- \frac{\sqrt{6}}{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} + 6 ({(- 1)}^{2} {(\frac{\sqrt{6}}{2})}^{2}) {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.23.2

Apply the product rule to $\frac{\sqrt{6}}{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} + 6 ({(- 1)}^{2} \frac{{\sqrt{6}}^{2}}{2^{2}}) {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.24

Raise $- 1$ to the power of $2$ .

$\frac{9}{4} - 9 i \sqrt{3} + 6 (1 \frac{{\sqrt{6}}^{2}}{2^{2}}) {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.25

Multiply $\frac{{\sqrt{6}}^{2}}{2^{2}}$ by $1$ .

$\frac{9}{4} - 9 i \sqrt{3} + 6 \frac{{\sqrt{6}}^{2}}{2^{2}} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.26

Rewrite ${\sqrt{6}}^{2}$ as $6$ .

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Step 6.1.26.1

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{6}$ as $6^{\frac{1}{2}}$ .

$\frac{9}{4} - 9 i \sqrt{3} + 6 \frac{{(6^{\frac{1}{2}})}^{2}}{2^{2}} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.26.2

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\frac{9}{4} - 9 i \sqrt{3} + 6 \frac{6^{\frac{1}{2} \cdot 2}}{2^{2}} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.26.3

Combine $\frac{1}{2}$ and $2$ .

$\frac{9}{4} - 9 i \sqrt{3} + 6 \frac{6^{\frac{2}{2}}}{2^{2}} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.26.4

Cancel the common factor of $2$ .

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Step 6.1.26.4.1

Cancel the common factor.

$\frac{9}{4} - 9 i \sqrt{3} + 6 \frac{6^{\frac{2}{2}}}{2^{2}} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.26.4.2

Rewrite the expression.

$\frac{9}{4} - 9 i \sqrt{3} + 6 \frac{6^{1}}{2^{2}} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.26.5

Evaluate the exponent.

$\frac{9}{4} - 9 i \sqrt{3} + 6 \frac{6}{2^{2}} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.27

Raise $2$ to the power of $2$ .

$\frac{9}{4} - 9 i \sqrt{3} + 6 (\frac{6}{4}) {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.28

Cancel the common factor of $2$ .

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Step 6.1.28.1

Factor $2$ out of $6$ .

$\frac{9}{4} - 9 i \sqrt{3} + 2 (3) \frac{6}{4} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.28.2

Factor $2$ out of $4$ .

$\frac{9}{4} - 9 i \sqrt{3} + 2 \cdot 3 \frac{6}{2 \cdot 2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.28.3

Cancel the common factor.

$\frac{9}{4} - 9 i \sqrt{3} + 2 \cdot 3 \frac{6}{2 \cdot 2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.28.4

Rewrite the expression.

$\frac{9}{4} - 9 i \sqrt{3} + 3 (\frac{6}{2}) {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.29

Combine $3$ and $\frac{6}{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} + \frac{3 \cdot 6}{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.30

Multiply $3$ by $6$ .

$\frac{9}{4} - 9 i \sqrt{3} + \frac{18}{2} {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.31

Divide $18$ by $2$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 {(\frac{3 \sqrt{2} i}{2})}^{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.32

Use the power rule ${(a b)}^{n} = a^{n} b^{n}$ to distribute the exponent.

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Step 6.1.32.1

Apply the product rule to $\frac{3 \sqrt{2} i}{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{{(3 \sqrt{2} i)}^{2}}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.32.2

Apply the product rule to $3 \sqrt{2} i$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{{(3 \sqrt{2})}^{2} i^{2}}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.32.3

Apply the product rule to $3 \sqrt{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{3^{2} {\sqrt{2}}^{2} i^{2}}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.33

Simplify the numerator.

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Step 6.1.33.1

Raise $3$ to the power of $2$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{9 {\sqrt{2}}^{2} i^{2}}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.33.2

Rewrite ${\sqrt{2}}^{2}$ as $2$ .

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Step 6.1.33.2.1

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{2}$ as $2^{\frac{1}{2}}$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{9 {(2^{\frac{1}{2}})}^{2} i^{2}}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.33.2.2

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{9 \cdot 2^{\frac{1}{2} \cdot 2} i^{2}}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.33.2.3

Combine $\frac{1}{2}$ and $2$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{9 \cdot 2^{\frac{2}{2}} i^{2}}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.33.2.4

Cancel the common factor of $2$ .

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Step 6.1.33.2.4.1

Cancel the common factor.

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{9 \cdot 2^{\frac{2}{2}} i^{2}}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.33.2.4.2

Rewrite the expression.

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{9 \cdot 2^{1} i^{2}}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.33.2.5

Evaluate the exponent.

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{9 \cdot 2 i^{2}}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.33.3

Rewrite $i^{2}$ as $- 1$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{9 \cdot 2 \cdot - 1}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.33.4

Combine exponents.

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Step 6.1.33.4.1

Multiply $9$ by $2$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{18 \cdot - 1}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.33.4.2

Multiply $18$ by $- 1$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{- 18}{2^{2}} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.34

Raise $2$ to the power of $2$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 (\frac{- 18}{4}) + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.35

Cancel the common factor of $- 18$ and $4$ .

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Step 6.1.35.1

Factor $2$ out of $- 18$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{2 (- 9)}{4} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.35.2

Cancel the common factors.

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Step 6.1.35.2.1

Factor $2$ out of $4$ .

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{2 \cdot - 9}{2 \cdot 2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.35.2.2

Cancel the common factor.

$\frac{9}{4} - 9 i \sqrt{3} + 9 \frac{2 \cdot - 9}{2 \cdot 2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.35.2.3

Rewrite the expression.

$\frac{9}{4} - 9 i \sqrt{3} + 9 (\frac{- 9}{2}) + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.36

Move the negative in front of the fraction.

$\frac{9}{4} - 9 i \sqrt{3} + 9 (- \frac{9}{2}) + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.37

Multiply $9 (- \frac{9}{2})$ .

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Step 6.1.37.1

Multiply $- 1$ by $9$ .

$\frac{9}{4} - 9 i \sqrt{3} - 9 (\frac{9}{2}) + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.37.2

Combine $- 9$ and $\frac{9}{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} + \frac{- 9 \cdot 9}{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.37.3

Multiply $- 9$ by $9$ .

$\frac{9}{4} - 9 i \sqrt{3} + \frac{- 81}{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.38

Move the negative in front of the fraction.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 4 (- \frac{\sqrt{6}}{2}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.39

Cancel the common factor of $2$ .

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Step 6.1.39.1

Move the leading negative in $- \frac{\sqrt{6}}{2}$ into the numerator.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 4 \frac{- \sqrt{6}}{2} {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.39.2

Factor $2$ out of $4$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 2 (2) \frac{- \sqrt{6}}{2} {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.39.3

Cancel the common factor.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 2 \cdot 2 \frac{- \sqrt{6}}{2} {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.39.4

Rewrite the expression.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 2 (- \sqrt{6}) {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.40

Multiply $- 1$ by $2$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} {(\frac{3 \sqrt{2} i}{2})}^{3} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.41

Use the power rule ${(a b)}^{n} = a^{n} b^{n}$ to distribute the exponent.

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Step 6.1.41.1

Apply the product rule to $\frac{3 \sqrt{2} i}{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{{(3 \sqrt{2} i)}^{3}}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.41.2

Apply the product rule to $3 \sqrt{2} i$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{{(3 \sqrt{2})}^{3} i^{3}}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.41.3

Apply the product rule to $3 \sqrt{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{3^{3} {\sqrt{2}}^{3} i^{3}}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42

Simplify the numerator.

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Step 6.1.42.1

Raise $3$ to the power of $3$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{27 {\sqrt{2}}^{3} i^{3}}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.2

Rewrite ${\sqrt{2}}^{3}$ as $\sqrt{2^{3}}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{27 \sqrt{2^{3}} i^{3}}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.3

Raise $2$ to the power of $3$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{27 \sqrt{8} i^{3}}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.4

Rewrite $8$ as $2^{2} \cdot 2$ .

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Step 6.1.42.4.1

Factor $4$ out of $8$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{27 \sqrt{4 (2)} i^{3}}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.4.2

Rewrite $4$ as $2^{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{27 \sqrt{2^{2} \cdot 2} i^{3}}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.5

Pull terms out from under the radical.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{27 (2 \sqrt{2}) i^{3}}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.6

Factor out $i^{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{27 (2 \sqrt{2}) (i^{2} \cdot i)}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.7

Rewrite $i^{2}$ as $- 1$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{27 (2 \sqrt{2}) (- 1 \cdot i)}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.8

Rewrite $- 1 i$ as $- i$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{27 \cdot 2 \sqrt{2} \cdot - 1 i}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.9

Combine exponents.

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Step 6.1.42.9.1

Factor out negative.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{- (27 \cdot 2 \sqrt{2} i)}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.9.2

Multiply $27$ by $2$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{- (54 \sqrt{2} i)}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.42.9.3

Multiply $54$ by $- 1$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{- 54 (\sqrt{2} i)}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{- 54 \sqrt{2} i}{2^{3}} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.43

Raise $2$ to the power of $3$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - 2 \sqrt{6} \frac{- 54 \sqrt{2} i}{8} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.44

Cancel the common factor of $2$ .

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Step 6.1.44.1

Factor $2$ out of $- 2 \sqrt{6}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 2 (- \sqrt{6}) \frac{- 54 \sqrt{2} i}{8} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.44.2

Factor $2$ out of $8$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 2 (- \sqrt{6}) \frac{- 54 \sqrt{2} i}{2 (4)} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.44.3

Cancel the common factor.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 2 (- \sqrt{6}) \frac{- 54 \sqrt{2} i}{2 \cdot 4} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.44.4

Rewrite the expression.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \sqrt{6} \frac{- 54 \sqrt{2} i}{4} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.45

Combine $\frac{- 54 \sqrt{2} i}{4}$ and $\sqrt{6}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{- 54 \sqrt{2} i \sqrt{6}}{4} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.46

Combine using the product rule for radicals.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{- 54 \sqrt{6 \cdot 2} i}{4} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.47

Multiply $6$ by $2$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{- 54 \sqrt{12} i}{4} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.48

Cancel the common factor of $- 54$ and $4$ .

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Step 6.1.48.1

Factor $2$ out of $- 54 \sqrt{12} i$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{2 (- 27 \sqrt{12} i)}{4} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.48.2

Cancel the common factors.

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Step 6.1.48.2.1

Factor $2$ out of $4$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{2 (- 27 \sqrt{12} i)}{2 (2)} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.48.2.2

Cancel the common factor.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{2 (- 27 \sqrt{12} i)}{2 \cdot 2} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.48.2.3

Rewrite the expression.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{- 27 \sqrt{12} i}{2} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.49

Simplify the numerator.

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Step 6.1.49.1

Rewrite $12$ as $2^{2} \cdot 3$ .

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Step 6.1.49.1.1

Factor $4$ out of $12$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{- 27 \sqrt{4 (3)} i}{2} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.49.1.2

Rewrite $4$ as $2^{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{- 27 \sqrt{2^{2} \cdot 3} i}{2} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.49.2

Pull terms out from under the radical.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{- 27 \cdot 2 \sqrt{3} i}{2} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.49.3

Multiply $- 27$ by $2$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{- 54 \sqrt{3} i}{2} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.50

Cancel the common factor of $- 54$ and $2$ .

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Step 6.1.50.1

Factor $2$ out of $- 54 \sqrt{3} i$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{2 (- 27 \sqrt{3} i)}{2} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.50.2

Cancel the common factors.

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Step 6.1.50.2.1

Factor $2$ out of $2$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{2 (- 27 \sqrt{3} i)}{2 (1)} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.50.2.2

Cancel the common factor.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{2 (- 27 \sqrt{3} i)}{2 \cdot 1} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.50.2.3

Rewrite the expression.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - \frac{- 27 \sqrt{3} i}{1} + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.50.2.4

Divide $- 27 \sqrt{3} i$ by $1$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} - (- 27 \sqrt{3} i) + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.51

Multiply $- 27$ by $- 1$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 (\sqrt{3} i) + {(\frac{3 \sqrt{2} i}{2})}^{4}$

Step 6.1.52

Use the power rule ${(a b)}^{n} = a^{n} b^{n}$ to distribute the exponent.

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Step 6.1.52.1

Apply the product rule to $\frac{3 \sqrt{2} i}{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{{(3 \sqrt{2} i)}^{4}}{2^{4}}$

Step 6.1.52.2

Apply the product rule to $3 \sqrt{2} i$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{{(3 \sqrt{2})}^{4} i^{4}}{2^{4}}$

Step 6.1.52.3

Apply the product rule to $3 \sqrt{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{3^{4} {\sqrt{2}}^{4} i^{4}}{2^{4}}$

Step 6.1.53

Simplify the numerator.

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Step 6.1.53.1

Raise $3$ to the power of $4$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 {\sqrt{2}}^{4} i^{4}}{2^{4}}$

Step 6.1.53.2

Rewrite ${\sqrt{2}}^{4}$ as $2^{2}$ .

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Step 6.1.53.2.1

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{2}$ as $2^{\frac{1}{2}}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 {(2^{\frac{1}{2}})}^{4} i^{4}}{2^{4}}$

Step 6.1.53.2.2

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 2^{\frac{1}{2} \cdot 4} i^{4}}{2^{4}}$

Step 6.1.53.2.3

Combine $\frac{1}{2}$ and $4$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 2^{\frac{4}{2}} i^{4}}{2^{4}}$

Step 6.1.53.2.4

Cancel the common factor of $4$ and $2$ .

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Step 6.1.53.2.4.1

Factor $2$ out of $4$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 2^{\frac{2 \cdot 2}{2}} i^{4}}{2^{4}}$

Step 6.1.53.2.4.2

Cancel the common factors.

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Step 6.1.53.2.4.2.1

Factor $2$ out of $2$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 2^{\frac{2 \cdot 2}{2 (1)}} i^{4}}{2^{4}}$

Step 6.1.53.2.4.2.2

Cancel the common factor.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 2^{\frac{2 \cdot 2}{2 \cdot 1}} i^{4}}{2^{4}}$

Step 6.1.53.2.4.2.3

Rewrite the expression.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 2^{\frac{2}{1}} i^{4}}{2^{4}}$

Step 6.1.53.2.4.2.4

Divide $2$ by $1$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 2^{2} i^{4}}{2^{4}}$

Step 6.1.53.3

Raise $2$ to the power of $2$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 4 i^{4}}{2^{4}}$

Step 6.1.53.4

Rewrite $i^{4}$ as $1$ .

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Step 6.1.53.4.1

Rewrite $i^{4}$ as ${(i^{2})}^{2}$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 4 {(i^{2})}^{2}}{2^{4}}$

Step 6.1.53.4.2

Rewrite $i^{2}$ as $- 1$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 4 {(- 1)}^{2}}{2^{4}}$

Step 6.1.53.4.3

Raise $- 1$ to the power of $2$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81 \cdot 4 \cdot 1}{2^{4}}$

Step 6.1.53.5

Combine exponents.

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Step 6.1.53.5.1

Multiply $81$ by $4$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{324 \cdot 1}{2^{4}}$

Step 6.1.53.5.2

Multiply $324$ by $1$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{324}{2^{4}}$

Step 6.1.54

Raise $2$ to the power of $4$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{324}{16}$

Step 6.1.55

Cancel the common factor of $324$ and $16$ .

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Step 6.1.55.1

Factor $4$ out of $324$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{4 (81)}{16}$

Step 6.1.55.2

Cancel the common factors.

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Step 6.1.55.2.1

Factor $4$ out of $16$ .

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{4 \cdot 81}{4 \cdot 4}$

Step 6.1.55.2.2

Cancel the common factor.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{4 \cdot 81}{4 \cdot 4}$

Step 6.1.55.2.3

Rewrite the expression.

$\frac{9}{4} - 9 i \sqrt{3} - \frac{81}{2} + 27 \sqrt{3} i + \frac{81}{4}$

Step 6.2

Combine fractions.

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Step 6.2.1

Combine the numerators over the common denominator.

$- 9 i \sqrt{3} + 27 \sqrt{3} i + \frac{9 + 81}{4} + \frac{- 81}{2}$

Step 6.2.2

Add $9$ and $81$ .

$- 9 i \sqrt{3} + 27 \sqrt{3} i + \frac{90}{4} + \frac{- 81}{2}$

Step 6.3

Simplify each term.

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Step 6.3.1

Cancel the common factor of $90$ and $4$ .

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Step 6.3.1.1

Factor $2$ out of $90$ .

$- 9 i \sqrt{3} + 27 \sqrt{3} i + \frac{2 (45)}{4} + \frac{- 81}{2}$

Step 6.3.1.2

Cancel the common factors.

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Step 6.3.1.2.1

Factor $2$ out of $4$ .

$- 9 i \sqrt{3} + 27 \sqrt{3} i + \frac{2 \cdot 45}{2 \cdot 2} + \frac{- 81}{2}$

Step 6.3.1.2.2

Cancel the common factor.

$- 9 i \sqrt{3} + 27 \sqrt{3} i + \frac{2 \cdot 45}{2 \cdot 2} + \frac{- 81}{2}$

Step 6.3.1.2.3

Rewrite the expression.

$- 9 i \sqrt{3} + 27 \sqrt{3} i + \frac{45}{2} + \frac{- 81}{2}$

Step 6.3.2

Move the negative in front of the fraction.

$- 9 i \sqrt{3} + 27 \sqrt{3} i + \frac{45}{2} - \frac{81}{2}$

Step 6.4

Simplify terms.

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Step 6.4.1

Combine the numerators over the common denominator.

$- 9 i \sqrt{3} + 27 \sqrt{3} i + \frac{45 - 81}{2}$

Step 6.4.2

Simplify the expression.

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Step 6.4.2.1

Subtract $81$ from $45$ .

$- 9 i \sqrt{3} + 27 \sqrt{3} i + \frac{- 36}{2}$

Step 6.4.2.2

Divide $- 36$ by $2$ .

$- 9 i \sqrt{3} + 27 \sqrt{3} i - 18$

Step 6.4.2.3

Reorder the factors of $27 \sqrt{3} i$ .

$- 9 i \sqrt{3} + 27 i \sqrt{3} - 18$

Step 6.4.3

Add $- 9 i \sqrt{3}$ and $27 i \sqrt{3}$ .

$18 i \sqrt{3} - 18$

Step 6.4.4

Reorder $18 i \sqrt{3}$ and $- 18$ .

$- 18 + 18 i \sqrt{3}$