How do you use the amplitude and period to graph #f(x) = 4 cos(x - pi/2 ) + 1#?

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How do you use the amplitude and period to graph #f(x) = 4 cos(x - pi/2 ) + 1#?

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Answer 1 · 2016-02-19T07:01:37

An equivalent form is f(x) = 4 sin x + 1. The period is 2#pi# and amplitude is 4. The graph is the graph of sin x wave moved parallel through 1 unit in the f- direction. .

Explanation:

cos(x #-##pi#/ 2) = cos (#pi#/2#-#x) = sin x.

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How do you use the amplitude and period to graph #f(x) = 4 cos(x - pi/2 ) + 1#?

1 Answer

Explanation:

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