Question

How do you simplify `(5^0)^-2 + 2^-3`?

Answer 1

`9/8`

Explanation:

A reminder of how to deal with negative exponents:

`a^-b=1/a^b`

Thus, the expression equals

`=1/(5^0)^2+1/2^3`

To deal with `(5^0)^2`, recall that anything to the `0` power is `1`.

`=1/1^2+1/8`

`=1+1/8`

`=9/8`