Pre-Algebra Examples

$\frac{9 c^{3}}{c^{- 4}}$

Step 1

Move $c^{- 4}$ to the numerator using the negative exponent rule $\frac{1}{b^{- n}} = b^{n}$ .

$9 c^{3} c^{4}$

Step 2

Multiply $c^{3}$ by $c^{4}$ by adding the exponents.

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Step 2.1

Move $c^{4}$ .

$9 (c^{4} c^{3})$

Step 2.2

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

$9 c^{4 + 3}$

Step 2.3

Add $4$ and $3$ .

$9 c^{7}$