For the given functions f and g, find the requested composite function value.f(x) = 
, g(x) = 9x - 6;
Find (f ? g)(1).
A. 48
B. 78
C. 30
D. 18
Answer: B
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Calculate the flow in the field F along the path C.F = ?(xy2z3); C is the line segment from (2, 1, 1) to (3, 1, -1)
A. -5 B. 7 C. 0 D. 6
Solve the problem.Find the optimum number of batches (to the nearest whole number) of an item that should be produced annually (in order to minimize cost) if 180,000 units are to be made, it costs $2 to store a unit for one year, and it costs $440 to set up the factory to produce each batch.
A. 20 batches B. 14 batches C. 16 batches D. 22 batches
Solve the problem.To the nearest dollar, the average tuition at a public four-year college was 
the year Jane enrolled there and 
when her sister began college 2 years later. Find, to the nearest dollar per year, the rate at which tuition was increasing.
A. $118 per year B. $124 per year C. $107 per year D. $128 per year
Solve the triangle using the labels as shown in the illustration below.Do not use rounded answers in your calculations. For final answers, round lengths of sides to three significant digits and angles to the nearest tenth of a degree.B = 
°, a = 
class="wirisformula" /> cm, c = 
cm
A. b = 
cm, 
°, 
°
B. b = 
cm, 
°, 
°
C. b = 
cm, 
°, 
°
D. b = 
cm, 
°, 
°
E. b = 
cm, 
°, 
°