Question

2) Use the rules of exponents to evaluate or simplify. Write without negative exponents. 1 / 4^-2 = ____

Answer 1

16

Explanation:

1/4^-2

Express with a positive exponent

4^2

Evaluate the power

Solution: 16

∵

Answer 2

`(1)/(4^(-2))=(1)/(\left((1)/(4)\right)^2)=(1)/((1)/(4^2))=4^2=16`