1. 7-5 Division Properties of Exponents
Algebra 1

2. Quotient of Powers Property
To divide powers having the same base, subtract exponents.
Let a & b be numbers and let m and n be integers.

3. Example1
a.) b.)

4. Power of a quotient property
To find the power of a quotient, find the power of the numerator and the power of the denominator and divide.
Let a & b be numbers and let m and n be integers.

5. Example 2
Simplify the expression.
a.) b.)

6. Example 3
Simplify the expression.
a.) b.)

7. Example 4
A middle-range weekly wage for a man in the U.S. from 1980 to 1997 can be modeled by
where t=0 represents the year Find the ratio of weekly earnings in 1997 to the earnings in 1980.