Question

simplify. express your answer using positive exponents.\\(\frac{8u}{4u \cdot u^{-1}}\\)

Explanation:

Step1: Simplify denominator exponents

$4u \cdot u^{-1} = 4u^{1 + (-1)} = 4u^0 = 4$

Step2: Simplify the fraction

$\frac{8u}{4} = 2u$

Answer:

$2u$