Algebra Examples

$3 a^{2} b^{- 1}$

Step 1

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

$\frac{1}{b}$

Step 2

Rewrite $3 a^{2} b^{- 1}$ with positive exponents.

$3 a^{2} \frac{1}{b}$