Sagot :
[tex]\frac{1}{4^{-2}}=\frac{1}{\left(\frac{1}{4}\right)^2}=\frac{1}{\frac{1}{4^2}}=4^2=16[/tex]
Answer:
16
Step-by-step explanation:
1/4^-2
Express with a positive exponent
4^2
Evaluate the power