Question: Suppose that the function y = f(x) is decreasing on the interval (-2, 7). (a) Over what interval is the graph of y = f(x

Suppose that the function y = f(x) is decreasing on the interval (-2, 7).

(a) Over what interval is the graph of y = f(x + 2) decreasing?

(b) Over what interval is the graph of y = f(x - 5) decreasing?

(c) What can be said about the graph of y = -f(x)

(d) What can be said about the graph of y = f(-x)?

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