Precalculus
Michael Sullivan
Edition 10
Chapter 2, Section 2.3
The graph of f is given.
Use the graph to find:
A. The intercepts, if any
B. The domain amd range
C. The intervals on which the function is decreasing, increasing, or constant.
26 (a)
Intercepts: (-1, 0), (0, 2), (1, 0)
26 (b)
Domain = [-3, 3]
Range = [0, 3]
26 (c)
Decreasing: (-3, -1), (0, 1)
Increasing: (-1, 0), (1, 3)
26 (d)
The function is even because ot is symmetric about the y-axis.
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