Question

PLEASE help with this bottom section of my homework, it’s due tomorrow and would appreciate if anyone could help me out.

Answer 1

17) Increase: (2, ∞)
Decrease: (-∞, -3)
Constant: (-3, 2)

18) Increase: (-∞, -2), (1, 3)
Decrease: (-2, 1)
Constant: (3, ∞)

Explanation:

When the line has a positive slope, it is increasing, when it has a negative slope, it is decreasing, and when it has a zero slope, it is constant.