17.

a. x f(x)

-2 -15

-1 -12.5

0 5

1 -12.5

2 -15

Here's what the graph looks like:

bookworm2.png

b) real zeros between

x = -3 and x = -2

x = -1 and x = 0

x = 0 and x = 1

x = 2 and x = 3

c) relative maxima occurs at x = 0

relative minimas occurs at approximately x = -1.6 and x = 1.6

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