Algebra Examples

$\frac{8}{4 x^{- 4}}$

Step 1

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

$\frac{8 x^{4}}{4}$

Step 2

Cancel the common factor of $8$ and $4$ .

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Step 2.1

Factor $4$ out of $8 x^{4}$ .

$\frac{4 (2 x^{4})}{4}$

Step 2.2

Cancel the common factors.

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Step 2.2.1

Factor $4$ out of $4$ .

$\frac{4 (2 x^{4})}{4 (1)}$

Step 2.2.2

Cancel the common factor.

$\frac{4 (2 x^{4})}{4 \cdot 1}$

Step 2.2.3

Rewrite the expression.

$\frac{2 x^{4}}{1}$

Step 2.2.4

Divide $2 x^{4}$ by $1$ .

$2 x^{4}$