### Home > CALC > Chapter 12 > Lesson 12.2.3 > Problem 12-95

12-95.

**Multiple Choice:** Which of the following statements must be true of the function defined below?

is continuous at.is differentiable at.is differentiable at.

I only

II only

I and III only

II and III only

I and II only

Therefore is continuous at

*.*

Therefore

*is not differentiable at*

*.*