Write an equation for the graph of the sine or cosine curve.
A. y = 2 cos 
B. y = 2 cos 
C. y = 2 cos 
D. y = 2 cos 
Answer: B
Mathematics
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Solve.-7x - 14 = -5x - 4
A. -7 B. 7 C. -5 D. 5
Mathematics
Solve the problem.The future value of a simple interest investment is given by S = P(1 + rt), where P is the principal invested at a simple interest rate r for t years. What principal P must be invested for 
at the simple interest rate 
so that the future value grows to $3600.
A. $3503.65 B. $3472.67 C. $127.33 D. $3243.24
Mathematics
For the pair of functions, perform the indicated operation.f(x) = x3 + 3x2, g(x) = 
Find (f + g)(x).
A. x3 +
B. x3 + 3x2 + x - 8
C. x3 + 3x2 + 
D. 
Mathematics
Use synthetic division to perform the division.
A. 3x3 + 4x2 - x - 3 + 
B. 3x3 + 4x2 - 2x - 4 + 
C. 3x3 + 4x2 - 2x + 4 + 
D. 3x3 + 4x2 - 2x - 4 + 
Mathematics