Question: 72 (3) A cosine function has the given properties. => Amplitude 3, phase shift = a. Write the function in the form y =

72 (3) A cosine function has the given properties. => Amplitude 3,

72 (3) A cosine function has the given properties. => Amplitude 3, phase shift = a. Write the function in the form y = A cos(x-d) where A > 0. (3 points) b. What is the domain of the function? (3 points) c. What is the range of the function? Use interval notation. (3 points) d. Sketch one period of the graph starting at r = 0. Clearly label each intercept and other key points such as max and mins.

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