How do you use the amplitude and period to graph $f (x) = 4 cos (x - \frac{π}{2}) + 1$ $f(x) = 4 cos(x - pi/2 ) + 1$ ?

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How do you use the amplitude and period to graph $f (x) = 4 cos (x - \frac{π}{2}) + 1$ $f(x) = 4 cos(x - pi/2 ) + 1$ ?

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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 $π$ $pi$ 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 $-$ $-$ $π$ $pi$ / 2) = cos ( $π$ $pi$ /2 $-$ $-$ x) = sin x.

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How do you use the amplitude and period to graph $f (x) = 4 cos (x - \frac{π}{2}) + 1$ $f(x) = 4 cos(x - pi/2 ) + 1$ ?

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How do you use the amplitude and period to graph f(x)=4cos(x−π2)+1f(x) = 4 cos(x - pi/2 ) + 1?

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How do you use the amplitude and period to graph $f (x) = 4 cos (x - \frac{π}{2}) + 1$ $f(x) = 4 cos(x - pi/2 ) + 1$ ?