For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = 2x + 3, g(x) = 5x + 7Find (f ? g)(x).
A. 7x2 + 29x + 10
B. 10x2 + 22x + 21
C. 10x2 + 21
D. 10x2 + 29x + 21
Answer: D
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Find 
.y = 8 4x2 + 9x
A. 88x + 9 ? ln 8 B. (8x + 9) 8 4x2 + 9x C. (8x + 9) 8 4x2 + 9x ? ln 8 D. (8x + 9) 8 4x2 + 9x ? log8x
Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.2
÷ 1
A. 1
B. 1
C. 2
D. 1
Solve the problem.A wheel is rotating at 7 radians/sec, and the wheel has a 48-inch diameter. To the nearest foot, what is the speed of a point on the rim in ft/min?
A. 835 ft/min B. 845 ft/min C. 840 ft/min D. 830 ft/min
Fill in the blank with one of the words or phrases listed below.
A(n) 
is a special bar graph in which the width of each bar represents a(n) 
and the height of each bar represents the 
.
A. histogram, class interval, class frequency B. pictogram, class frequency, class interval C. histogram, class frequency, class interval D. pictogram, class interval, class frequency