Function f(x)

[nycmath]

Precalculus
Michael Sullivan
Edition 10
Chapter 2, Section 2.3

Use a graphing utility to graph each function over the indicated interval and approximate any local maximum values and local minimum values. Determine where the function is increasing, and where it is decreasing. Round your answers to two decimal places.

58. f(x) = x^3 - 3x^2 + 5 over (-1, 3)

60. f(x) = x^4 - x^2 over (-2, 2)