Identify the maximum and minimum values of the function y = 3 cos x in the interval [-2π, 2π]. Use your understanding of transformations, not your graphing calculator.

Question

anonymous · Answer

what is the min/max of a standard cosx function?

anonymous · Answer

It's not given

anonymous · Answer

This is something that you should know going foward:
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the sin and cos functions are bounded by 1 and -1, as per their original definition from a circle of radius 1.