Solve the equations with exponents.

Question

x^2 + 5 = 20

m^3/3 - 2 = 22

Answer 1

1. x^2 + 5 = 20
Subtract 5 from both sides:
x^2 = 15
Take the square root of both sides:
x = ±√15

2. m^(3/3) - 2 = 22
m^1 - 2 = 22
m - 2 = 22
Add 2 to both sides:
m = 24