Question

Question #5ba2e

Answer 1

`6`

Explanation:

Starting with the expression

`a^2 - 10`

we substitute `4` for `a`

`4^2-10`

Then you do `4xx4` since it is to the second power.

`4 xx 4=16`

After that, you subtract `10` from `16`

`16-10 =` your answer