Solve the proportion and check.
= 
A. 9
B. 1
C. 3
D. 64
Answer: B
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Determine if the type of relation is linear, nonlinear, or none.
A. linear B. none C. nonlinear
Solve the system of equations by using substitution. 
A. x = -5, y = 2 B. x = 5, y = 2 C. x = -5, y = -2 D. x = 5, y = -2
Divide. Express your answer in standard form.
A. 
+ 
i
B. 
- 
i
C. - 
- 
i
D. - 
+ 
i
Solve the problem.A plant population experiences seasonal growth. At time t, the population, f(t), is modeled by f(t) = 600e1.5sin(t) .Find the maximum and minimum values of f(t) and the values of t where they occur.
A. Maximum: 2689 when t = 
+ 2?n, where n is any integer
Minimum: 134 when t = 
+ 2?n
B. Maximum: 2689 when t = 2?n, where n is any integer
Minimum: 134 when t = ? + 2?n
C. Maximum: 600 when t = 
+ 2?n, where n is any integer
Minimum: -600 when t = 
+ 2?n
D. Maximum: 1733 when t = 
+ 2?n, where n is any integer
Minimum: 208 when t = 
+ 2?n