Question

What is the simplified form of each expression?

(-4)^-2

Answer 1

How do you deal with a negative exponent? \[a^{-n} = \frac{ 1 }{ a^{n} }\]
In this case,\[(-4)^{-2} = \frac{ 1 }{ (-4)^{2} }\]

Answer 2

Then simplify (-4)^2 in the denominator