Question

Please help mehhh TY
What is the value of the expression 8^-2?

Answer 1

1/8^2
1/64

Answer 2

The rule is bring down the base under a 1 in a fraction form. When you do this, the power becomes a positive power. \[a ^{-n}=\frac{ 1 }{ a ^{n} }\]I know it was already answered, but here's the reason why it is answered that way.

Answer 3

TY for the medal!