Math 7A Lesson 2-6/2-7 Understanding Integer Exponents

Front

Definition of exponent

Back

Number of times a base is multiplied by itself

Front

2^3

Back

2 × 2 × 2 = 8

Front

Base in 5^4

Back

5

Front

Exponent in 7^2

Back

2

Front

a^0

Back

1 (any non-zero number to the power of 0)

Front

3^1

Back

3 (any number to the power of 1 is itself)

Front

(-2)^3

Back

-8 (negative base with odd exponent)

Front

(-2)^2

Back

4 (negative base with even exponent)

Front

a^m × a^n

Back

a^{m+n} (product of powers rule)

Front

a^m ÷ a^n

Back

a^{m-n} (quotient of powers rule)