### Home > APCALC > Chapter 3 > Lesson 3.4.2 > Problem 3-165

3-165.

What is

Before differentiating, rewrite

*y*with a negative fractional exponent.

Before differentiating, rewrite

with a fractional exponent.

Before differentiating, rewrite

*y*. Think: trig identities!

Before differentiating, rewrite

*y*by simplifying the fraction and rewriting with a fractional exponent.