Algebra Examples

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

Step 1

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{{(3 m)}^{2}}$

Step 2

Simplify the denominator.

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Step 2.1

Apply the product rule to $3 m$ .

$\frac{1}{3^{2} m^{2}}$

Step 2.2

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

$\frac{1}{9 m^{2}}$