Use the graph of f to determine the intervals where f is increasing and where f is decreasing.
A. increasing: never; decreasing: (-?, ?)
B. increasing: (-?, 0]; decreasing [0, ?)
C. increasing: (-?, ?); decreasing: never
D. increasing: [0, ?); decreasing (-?, 0]
Answer: B
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What will be an ideal response?
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A. y = x - 7
B. y = x -
C. y = x -
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lb What is the total weight of the two packages?
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D. 15 lb