? ·? Homepage-MATH 120R SS ¾ Section 5.3 (ml 20R) × precalculus lecture problem

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? ·? Homepage-MATH 120R SS ¾ Section 5.3 (ml 20R) × precalculus lecture problem w Mathway | Precalculus prob | + ? ? ?fù |?https://www.webassign.net/web/Student/Assignment- 1893 1604#016 16. 2/4 points | Previous Answers SPreCalc6 5.3.043. My Notes Ask Your Teacher The graph of one complete period of a sine curve is given (a) Find the amplitude, period, and phase shift. amplitude 5 period 27T phase shift (b) Write an equation that represents the curve in the form y - a sin kx - b). Submit Answer Save Progress O Type here to search 7-22 PM 7/31/2018

Explanation / Answer

1) amplitude = 5

period = 2pi

phase shift = 0

function is

y = 5 sin x

2)  amplitude is 7

period = pi

2pi/b = pi

b = 2

hence, function is

y = - 7 sin 2x

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