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Home > PC > Chapter 7 > Lesson 7.1.1 > Problem 7-9

7-9.

Increasing: (–∞, –3) ∪ (1, 5)
Decreasing: (–3, 1) ∪ (5, ∞)
Concave Up: (–1, 3)
Concave Down: (–∞, –1) ∪ (3, ∞)

Decreasing: (–∞, ∞)
Concave Up: (–∞, 0)
Concave Down: (0, ∞)