base
1. In the numeration system commonly used in scientific notation, the real number that is raised to a power denoted by the exponent and then multiplied by the coefficient to determine the value of the number represented without the use of exponents. Note: An example of a base is the number
6. 25 in the expression
2. 70 ×
6. 25
1. 5
4
2. 1
9. The
2. 70 is the coefficient and the
1. 5 is the exponent. In the decimal numeration system, the base is 10 and in the binary numeration system, the base is
2. The value e
2. 718 is the natural base.
2. A reference value.
3. A number that is multiplied by itself as many times as indicated by an exponent.