Question: The function f is defined for all x. Use the graph of f' to decide: (a) Over what intervals is f increasing? Decreasing? (b) Does
The function f is defined for all x. Use the graph of f' to decide:
(a) Over what intervals is f increasing? Decreasing?
(b) Does f have local maxima or minima? If so, which, and where?

-1 f'(x) x
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