Question: what is 5 by the power of 2?
Answer: Exponents. Exponents, or powers, are a way of indicating that a quantity is to be multiplied by itself some number of times. In the expression 25, 2 is called the base and 5 is called the exponent, or power. 25 is shorthand for "multiply five twos together": 25 = 2×2×2×2×2 = 32.