Question 980538
Find an equation of the cosine function whose graph is shown below. https://wca.sooschools.com/media/g_alg02_ccss_2014/11/img_alg02u11p13d_01.gif f(x)=_____cos_____x+______
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Period = pi
Amp = (4 - (-2))/2 = 3
Offset = 1
Phase shift = 0
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f(x) = 3cos(2x) + 1