Solve the problem.An object has a frequency of 3 vibrations per second. Write an equation in the form d = sin ?t for the object's simple harmonic motion.
A. d = sin 
t
B. d = sin 6t
C. d = sin 
?t
D. d = sin 6?t
Answer: D
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Give an appropriate answer.Let
f(x) = 6 and
g(x) = -1. Find
.
A. - 
B. 2
C. - 
D. - 
Solve the problem.Linda invests $25,000 for one year. Part is invested at 5%, another part at 6%, and the rest at 8%. The total income from all 3 investments is $1600. The total income from the 5% and 6% investments is equal to the income from the 8% investment. Find the amount invested at each rate.
A. $8000 at 5%, $10,000 at 6%, $7000 at 8% B. $10,000 at 5%, $10,000 at 6%, $5000 at 8% C. $5000 at 5%, $10,000 at 6%, $10,000 at 8% D. $10,000 at 5%, $5000 at 6%, $10,000 at 8%
Graph the linear function.H(x) = 2
A. 
B. 
C. 
D. 
Solve the problem.The population in a certain bacteria culture was approximately 103 at time t1. Later, at time t2, it was approximately 106. By what factor did the population grow?
A. 103
B. 3
C. 
D. 