### Home > CALC > Chapter 7 > Lesson 7.1.3 > Problem 7-32

7-32.

If Hoi Yin's hair is of length *h*, then explain what

The derivative represents instantaneous slope (growth). Is the length of Hoi Yin's hair growing at a positive or negative rate?

7-32.

If Hoi Yin's hair is of length *h*, then explain what

The derivative represents instantaneous slope (growth). Is the length of Hoi Yin's hair growing at a positive or negative rate?