Question

Plz help me with this

Answer 1

1/4^-2 can also be written as 4^2 = 16

Answer 2

Answer:  16

Step-by-step explanation:

To change a negative exponent into a positive exponent, flip the fraction.

$\dfrac{1}{4^{-2}}\quad =\dfrac{4^2}{1}\quad =16$