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Mathematics 22 Online
OpenStudy (kkbrookly):

Help please! I will give a medal and fan! Let the function f(x) have the form f(x) = Acos(x + C). To produce a graph that matches the one shown below, what must the value of A be?

OpenStudy (kkbrookly):

A. 4 B. 3 C. 1 D. 2

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