Provide an appropriate response.What is the amplitude of the function y = 
cos 
?
A. 3
B. 3x
C. 
D. 180°
Answer: C
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Find a general term an for the geometric sequence.a1 = 
, r = -9
A. an = 
- 
(n - 1)
B. an = 
n-1 - 
C. an = 
- 
(n - 1)
D. an = 
? (-9)n-1
Solve the problem. Round to the nearest cent.The list price of a car is $5750. It is available at either a 15/20/5 or a 25/30 trade discount series. Which trade discount series gives the better deal? By how much?
A. 25/30, $695.75 B. 25/30, $862.50 C. 15/20/5, $862.50 D. 15/20/5, $695.75
Solve.|x - 3| > 0.3
A. (-?, ?) B. (-?, 2.7] ? [3.3, ?) C. (2.7, 3.3) D. (-?, 2.7) ? (3.3, ?)
Find an equation that shifts the graph of f by the indicated amounts.f(x) = x2 + 2x - 7; left 3 units, up 19 units
A. y = (x + 3)2 + 2(x - 3) + 12 B. y = (x - 3)2 + 2(x - 3) + 9 C. y = (x - 3)2 + 2(x + 3) + 13 D. y = (x + 3)2 + 2(x + 3) + 12