Need help with this one please I’m really lost on this one

Elizabeth claims that the fourth root of 2 can be expressed as 2^m since (2^m)^n = 2. find the values of m and n for the case where elizabeth's claim is true.

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1