Find the prime factorization of the number.105
A. 5 ? 5 ? 7
B. 3 ? 5 ? 7
C. 3 ? 3 ? 7
D. 15 ? 7
Answer: B
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Find the median. Round to the nearest tenth when necessary.The numbers of vehicles passing though a toll booth in one hour for seven consecutive hours are as follows: 6, 10, 11, 27, 32, 40, 45
A. Median = 27 vehicles B. Median = 11 vehicles C. Median = 24.9 vehicles D. Median = 32 vehicles
Solve the problem.An experiment in a wind tunnel generates cyclic waves. The following data is collected for 60 seconds:
Let V represent the wind speed (velocity) in feet per second and let t represent the time in seconds. Write a sine equation that describes the wave.
A. V = 70 sin(60t - 30) + 24
B. V = 46 sin (60t - 30) + 23
C. V = 23 sin 
+ 47
D. V = 70 sin 
+ 24
Simplify the expression.9x - (5 - 4x)
A. 5x - 5 B. 9x - 9 C. 13x - 5 D. 13x + 5
Find the average rate of change for the function between the given values.f(x) = x3 + x2 - 8x - 7; from 0 to 2
A. - 
B. -2
C. -28
D. 