Question

How do you simplify each expression using positive exponents `(a^4 b^-3)/(ab^-2)`?

Answer 1

`(a^3)/(b)`

Explanation:

Note that

`(a^4b^(-3))/(ab^(-2))= (a^4 b^2)/(ab^3)=(a^3)/(b)`

Since `a^(-x)=1/(a^x)`.