Question: 8. Given the function f (x) = -2 cos (nx -) a. Determine the amplitude of f (x). b. Determine the period of f (x).

8. Given the function f (x) = -2 cos (nx -") a. Determine the amplitude of f (x). b. Determine the period of f (x). c. Determine the phase shift of f (x). d. Fill in x and y values on the given chart. Got to dacia odr fo bor mo ni sinto ()\\ to diging ads to bohem e. Sketch TWO periods of the graph of f (x). Label the tick marks on both axes. You may need to add tick marks. f. On the same axes, graph of the function g(x) = -2 sec (nx - ") graph of / (x) for +
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