For the given functions f and g, find the indicated value.f(x) = x2 + 5x, g(x) = x + 2(g ? f)(4)
A. 40
B. 38
C. 216
D. 66
Answer: B
Mathematics
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Find the length of the curve.x = 
(t2 + 2) 3/2, y = 2t, 0 ? t ? 1
A. 8
B. 
C. 
D. 
Mathematics
Construct the specified histogram. 24 high school students were asked how many hours they had spent preparing for a test. The times (in hours) are as follows: 6, 5, 6, 4, 6, 6, 9, 7, 6, 3, 8, 5, 5, 8, 6, 5, 8, 6, 5, 7, 5, 8, 7, 4Use 2-point bins (3 to 4, 5 to 6, etc) to construct the relative frequency histogram.
What will be an ideal response?
Mathematics
Calculate the direction of 
and the midpoint of line segment P1P2.P1(-6, 6, 4) and P2(-4, 12, 1)
A. 
i + 
j + 
k; 
B. 
i + 
j - 
k; 
C. 
i + 
j - 
k; 
D. 
i + 
j - 
k; 
Mathematics
Graph the linear inequality.x > 4 
A. 
B. 
C. 
D. 
Mathematics