Basic Math Examples

${(3 m^{2} - 2 n^{2})}^{3}$

Step 1

Use the Binomial Theorem.

${(3 m^{2})}^{3} + 3 {(3 m^{2})}^{2} (- 2 n^{2}) + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2

Simplify each term.

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Step 2.1

Apply the product rule to $3 m^{2}$ .

$3^{3} {(m^{2})}^{3} + 3 {(3 m^{2})}^{2} (- 2 n^{2}) + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.2

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

$27 {(m^{2})}^{3} + 3 {(3 m^{2})}^{2} (- 2 n^{2}) + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.3

Multiply the exponents in ${(m^{2})}^{3}$ .

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Step 2.3.1

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

$27 m^{2 \cdot 3} + 3 {(3 m^{2})}^{2} (- 2 n^{2}) + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.3.2

Multiply $2$ by $3$ .

$27 m^{6} + 3 {(3 m^{2})}^{2} (- 2 n^{2}) + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.4

Rewrite using the commutative property of multiplication.

$27 m^{6} + 3 \cdot - 2 {(3 m^{2})}^{2} n^{2} + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.5

Multiply $3$ by $- 2$ .

$27 m^{6} - 6 {(3 m^{2})}^{2} n^{2} + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.6

Apply the product rule to $3 m^{2}$ .

$27 m^{6} - 6 (3^{2} {(m^{2})}^{2}) n^{2} + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.7

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

$27 m^{6} - 6 (9 {(m^{2})}^{2}) n^{2} + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.8

Multiply the exponents in ${(m^{2})}^{2}$ .

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Step 2.8.1

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

$27 m^{6} - 6 (9 m^{2 \cdot 2}) n^{2} + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.8.2

Multiply $2$ by $2$ .

$27 m^{6} - 6 (9 m^{4}) n^{2} + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.9

Multiply $9$ by $- 6$ .

$27 m^{6} - 54 m^{4} n^{2} + 3 (3 m^{2}) {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.10

Multiply $3$ by $3$ .

$27 m^{6} - 54 m^{4} n^{2} + 9 m^{2} {(- 2 n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.11

Apply the product rule to $- 2 n^{2}$ .

$27 m^{6} - 54 m^{4} n^{2} + 9 m^{2} ({(- 2)}^{2} {(n^{2})}^{2}) + {(- 2 n^{2})}^{3}$

Step 2.12

Rewrite using the commutative property of multiplication.

$27 m^{6} - 54 m^{4} n^{2} + 9 \cdot {(- 2)}^{2} m^{2} {(n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.13

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

$27 m^{6} - 54 m^{4} n^{2} + 9 \cdot 4 m^{2} {(n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.14

Multiply $9$ by $4$ .

$27 m^{6} - 54 m^{4} n^{2} + 36 m^{2} {(n^{2})}^{2} + {(- 2 n^{2})}^{3}$

Step 2.15

Multiply the exponents in ${(n^{2})}^{2}$ .

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Step 2.15.1

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

$27 m^{6} - 54 m^{4} n^{2} + 36 m^{2} n^{2 \cdot 2} + {(- 2 n^{2})}^{3}$

Step 2.15.2

Multiply $2$ by $2$ .

$27 m^{6} - 54 m^{4} n^{2} + 36 m^{2} n^{4} + {(- 2 n^{2})}^{3}$

Step 2.16

Apply the product rule to $- 2 n^{2}$ .

$27 m^{6} - 54 m^{4} n^{2} + 36 m^{2} n^{4} + {(- 2)}^{3} {(n^{2})}^{3}$

Step 2.17

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

$27 m^{6} - 54 m^{4} n^{2} + 36 m^{2} n^{4} - 8 {(n^{2})}^{3}$

Step 2.18

Multiply the exponents in ${(n^{2})}^{3}$ .

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Step 2.18.1

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

$27 m^{6} - 54 m^{4} n^{2} + 36 m^{2} n^{4} - 8 n^{2 \cdot 3}$

Step 2.18.2

Multiply $2$ by $3$ .

$27 m^{6} - 54 m^{4} n^{2} + 36 m^{2} n^{4} - 8 n^{6}$