Algebra 3 Quiz
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INTRODUCTORY TRIGONOMETRY
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The graph of a cosine function f(x)=Acos⁡(Bx+C)+Df(x)=A\cos(Bx+C)+D, with A>0A>0 and B>0B>0, has a local maximum at (π4,1)\left(\frac{\pi}{4},1\right) and the next local minimum at (3π4,−5)\left(\frac{3\pi}{4},-5\right). Which equation could define ff?
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