### Home > CALC > Chapter 8 > Lesson 8.4.1 > Problem 8-141

8-141.

What happened?

Think about the shape of the graph of *f*(*x*).

What is its range? What does that mean about the roots?

8-141.

What happened?

Think about the shape of the graph of *f*(*x*).

What is its range? What does that mean about the roots?