what is the thing under an exponent called
An exponent is something that raises a number or a variable to a power. It is a process of repeated multiplication. For example, the expression means to multiply 2 times itself 3 times or. In, the 2 is called the base and the 3 is called the exponent. Both the base and the exponent can be either a number or a variable. Each of the following is an example of an exponential expression. When both the base and the exponent are numbers, we can evaluate the expression as we did with.