Finite Math Examples

$\frac{x^{2 - 4}}{x + 2}$

Step 1

Move $x^{2 - 4}$ to the denominator using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

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

Step 2

Simplify the denominator.

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Step 2.1

Subtract $4$ from $2$ .

$\frac{1}{(x + 2) x^{- - 2}}$

Step 2.2

Multiply $- 1$ by $- 2$ .

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

Step 3

Reorder factors in $\frac{1}{(x + 2) x^{2}}$ .

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