### Home > CALC > Chapter 4 > Lesson 4.1.1 > Problem 4-8

4-8.

For each function, find its slope function, .

Power Rule.

Before you differentiate, rewrite

with a fractional exponent.

Will

be positive or negative?

Before you differentiate, factor the numerator and simplify. THINK: Will the derivative need a restricted domain? Why or why not?