## The problem

Click to see the original problem

Please explain further i am trying to find the exponent value that makes this equation true thanks you

## Answer provided by our tutors

One way to solve it:

Since 8 = 2*2*2 = 2^3 we have 1/8 = 1/2^3=2^(-3)

Another way is to go to options and select Calculate using real (decimal) numbers

This way you will get the same solution: