The square root of a number X is the number that, when multiplied by itself, gives X as the product. X is called the square of this number. The cube root of X is the number that produces X when it is multiplied by its square.
While the square root of 125 is irrational, the cube root of 125 is the rational number 5. Five times 5 is 25, and 25 multiplied by 5 is 125.Learn more about Exponents