Finite Math Examples

$\frac{2 x^{- 2}}{x^{- 1} y^{2}}$

Step 1

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

$\frac{2}{x^{- 1} y^{2} x^{2}}$

Step 2

Simplify the denominator.

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Step 2.1

Multiply $x^{- 1}$ by $x^{2}$ by adding the exponents.

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Step 2.1.1

Move $x^{2}$ .

$\frac{2}{x^{2} x^{- 1} y^{2}}$

Step 2.1.2

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

$\frac{2}{x^{2 - 1} y^{2}}$

Step 2.1.3

Subtract $1$ from $2$ .

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

Step 2.2

Simplify $x^{1} y^{2}$ .

$\frac{2}{x y^{2}}$