### Home > CALC > Chapter Ch3 > Lesson 3.4.3 > Problem 3-180

3-180.

*f*(*x*) increases when *f* '(*x*) > 0.

Refer to the hints in problem 3-149 for more guidance.

3-180.

*f*(*x*) increases when *f* '(*x*) > 0.

Refer to the hints in problem 3-149 for more guidance.