Question

What is the answer to the pic​

Answer 1

`7`

Explanation:

`(7^(-1))/(7^(-2))`

`7^(-1-(-2))`

`7^(-1+2)`

`7^(1)`

`7`

I used the following rules:

`(a^m)/(a^n)=a^(m-n)`

`a^1=a`

`a \\eq 0`