### Home > CCA2 > Chapter A > Lesson A.1.1 > Problem A-10

A-10.

Simplify each expression below. Assume that the denominator in part (b) is not equal to zero.

Use the rule of a negative exponent:

Expand and factor out any 1s:

^{\frac { y ^ { 5 } } { y ^ { - 2 } } }Use the rule of a negative exponent:

What does the negative exponent mean? How can you simplify?

Refer to problem A-9.