Divide.
A. 
- 5
B. 3x - 5
C. 12x - 5
D. 3x - 20
Answer: B
Mathematics
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Find 
(x).f(x) = 15x3 - 11x2 - 22x + 7; g(x) = -5x - 3
A. -3x2 + 4x + 2 + 
B. x2 + 2 + 
C. -3x2 + 4x + 2 + 
D. -3x2 + 4x + 2
Mathematics
Solve.log4x = 3
A. x = 7 B. x = 12 C. x = 81 D. x = 64
Mathematics
Use dimensional analysis to convert the units. If necessary, round to the nearest tenth. 0.5 lb = 
oz
A. 12 B. 10 C. 8 D. 6
Mathematics
Solve the application.The total amount of money paid for a phone bill by a company at the end of certain months is shown in the table. Find the range. 
A. {216, 109, 251, 238}
B. {1, 4, 7, 9}
C. {(1, 216), (4, 109), (7, 251), (9, 238)}
D. {
109 ? x ? 251}
Mathematics