y = 3cos(t/3) - 2
For each of the following functions, find the amplitude, period, and midline.
Also, find the maximum and minimum
amplitude: 3; period: 6? ; midline: y = ?2;
maximum: 1; minimum: ?5
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Graph the solution of the rational inequalities on a number line and write the solution in interval notation;.
? 0
A. 
B. 
? [4, ?)
C. 
D. 
? (4, ?)
Find the domain and range of the function.y = 
A. D = [2, ?), R = [0, ?) B. D = (-?, ?), R = (-?, ?) C. D = [0, ?), R = [-2, ?) D. D = (-?, ?), R = [0, ?)
Solve.An outlet store had monthly sales of $118,600 and spent 22% of it on health insurance. How much was spent on health insurance?
A. $26,092 B. $260,920 C. $539,091 D. $53,909
Evaluate the function as indicated.Find f(-4) when f(x) = x2 - 2x - 6.
A. 2 B. 18 C. 30 D. 14