Question

I don’t know how to do #8 HELP

Answer 1

lets just look at each case and test them

1. (a^b)^(1/b)
This is the same as
a^b*1/b
which is
a^1 = a?
YES

2. (a^b)^b
a^2b = a?
NO

3. (a^b)/(a^b)
1 = a?
NO

4. (a^b)^(-1/b)
a^b*-1/b
a^-1 = a?
NO

The answer is number 1