Finite Math Examples

$\sqrt{- 6} \sqrt{- 384}$

Step 1

Rewrite $- 6$ as $- 1 (6)$ .

$\sqrt{- 1 (6)} \sqrt{- 384}$

Step 2

Rewrite $\sqrt{- 1 (6)}$ as $\sqrt{- 1} \cdot \sqrt{6}$ .

$\sqrt{- 1} \cdot \sqrt{6} \sqrt{- 384}$

Step 3

Rewrite $\sqrt{- 1}$ as $i$ .

$i \cdot \sqrt{6} \sqrt{- 384}$

Step 4

Rewrite $- 384$ as $- 1 (384)$ .

$i \cdot \sqrt{6} \sqrt{- 1 (384)}$

Step 5

Rewrite $\sqrt{- 1 (384)}$ as $\sqrt{- 1} \cdot \sqrt{384}$ .

$i \cdot \sqrt{6} (\sqrt{- 1} \cdot \sqrt{384})$

Step 6

Rewrite $\sqrt{- 1}$ as $i$ .

$i \cdot \sqrt{6} (i \cdot \sqrt{384})$

Step 7

Rewrite $384$ as $8^{2} \cdot 6$ .

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Step 7.1

Factor $64$ out of $384$ .

$i \sqrt{6} (i \cdot \sqrt{64 (6)})$

Step 7.2

Rewrite $64$ as $8^{2}$ .

$i \sqrt{6} (i \cdot \sqrt{8^{2} \cdot 6})$

Step 8

Pull terms out from under the radical.

$i \sqrt{6} (i \cdot (8 \sqrt{6}))$

Step 9

Move $8$ to the left of $i$ .

$i \sqrt{6} (8 \cdot i \sqrt{6})$

Step 10

Multiply $i \sqrt{6} (8 i \sqrt{6})$ .

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Step 10.1

Raise $i$ to the power of $1$ .

$\sqrt{6} (8 (i^{1} i) \sqrt{6})$

Step 10.2

Raise $i$ to the power of $1$ .

$\sqrt{6} (8 (i^{1} i^{1}) \sqrt{6})$

Step 10.3

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$\sqrt{6} (8 i^{1 + 1} \sqrt{6})$

Step 10.4

Add $1$ and $1$ .

$\sqrt{6} (8 i^{2} \sqrt{6})$

Step 10.5

Raise $\sqrt{6}$ to the power of $1$ .

$8 i^{2} ({\sqrt{6}}^{1} \sqrt{6})$

Step 10.6

Raise $\sqrt{6}$ to the power of $1$ .

$8 i^{2} ({\sqrt{6}}^{1} {\sqrt{6}}^{1})$

Step 10.7

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$8 i^{2} {\sqrt{6}}^{1 + 1}$

Step 10.8

Add $1$ and $1$ .

$8 i^{2} {\sqrt{6}}^{2}$

Step 11

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

$8 \cdot - 1 {\sqrt{6}}^{2}$

Step 12

Multiply $8$ by $- 1$ .

$- 8 {\sqrt{6}}^{2}$

Step 13

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

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Step 13.1

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

$- 8 {(6^{\frac{1}{2}})}^{2}$

Step 13.2

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

$- 8 \cdot 6^{\frac{1}{2} \cdot 2}$

Step 13.3

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

$- 8 \cdot 6^{\frac{2}{2}}$

Step 13.4

Cancel the common factor of $2$ .

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Step 13.4.1

Cancel the common factor.

$- 8 \cdot 6^{\frac{2}{2}}$

Step 13.4.2

Rewrite the expression.

$- 8 \cdot 6^{1}$

Step 13.5

Evaluate the exponent.

$- 8 \cdot 6$

Step 14

Multiply $- 8$ by $6$ .

$- 48$