Chapter 2 - MDC Faculty Home Pages

24) Decreasing
A) (2, -1) B) (-1, 2) C) (1, 2) D) (2, 1)
25) Increasing
A) (1, 5) B) (1, 6) C) (0, 6) D) (0, 5)
26) Decreasing
A) (3, ∞) B) (0, 3) C) (-1, 0) D) (-∞, 0)
Determine where the given function is increasing and where it is decreasing by using the Second -Derivative Test
27) f(x) = 2x3 - 9x2 + 12x
A) Increasing on (-∞, 1], decreasing on [1, ∞)
B) Decreasing on (-∞, 0] and [2, ∞), increasing on [0, 2]
C) Increasing on (-∞, 1] and [2, ∞), decreasing on [1, 2]
D) Decreasing on (-∞, 1] and [2, ∞), increasing on [1, 2]
8
PDF Created with deskPDF PDF Writer - Trial :: http://www.docudesk.com
24)
25)
26)
27)