Question

solve please and explain​

Answer 1

Answer:

$\rm x^{7}$

Step-by-step explanation:

$\rm \dfrac{x^{-1}}{x^{-8}}$

by using formula,

$\boxed{\rm \dfrac{x^{a}}{x^{b}}=x^{a-b}}$

$\rm \dfrac{x^{-1}}{x^{-8}}=x^{(-1)-(-8)}$

$\rm \implies x^{(-1)+8}$

$\rm \implies x^{7}$