Assume that 0 < ? < ?/2. Find an expression for the indicated trigonometric function.Let x = 3 sin ? in 
. Find tan ?.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the infinite sum accurate to three decimal places.
A. 1.000 B. 0.500 C. 1.500 D. 3.000
Mathematics
Solve the initial value problem.Differential Equation: 
= (7t - 5)i Initial Conditions: 
= -k, r(0) = 6i + 9j + 8k
A. r(t) = 
i - 9j + (8 - t)k
B. r(t) = 
i + 9j + (8 - t)k
C. r(t) = 
i - 9j + (t - 8)k
D. r(t) = 
i + 9j + (8 - t)k
Mathematics
Express the interval in set builder notation and graph the interval on a number line.(-?, 5.5]
A. {
x ? 5.5}
B. {
x ? 5.5}
C. {
x < 5.5}
D. {
x > 5.5}
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = (x + 1)3
A. 
B. 
C. 
D. 
Mathematics