Solve.1 - 3x ? 7 or 5x + 3 ? -17
A. [-4,?)
B. (-?,?)
C. [-2,?)
D. [-4,-2]
Answer: B
Mathematics
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Factor by grouping.x3 + 8x2 + x + 8
A. (x2 + 1)(8x + 8) B. (x2 + 8)(x + 1) C. (x2 + 1)(x + 8) D. (8x2 + 8)(x + 1)
Mathematics
Graph the function and y = sin x in the same rectangular system for 0 ? x ? 2?.y = 
sin x
A. 
B. 
C. 
D. 
Mathematics
Multiply.0.05 × 0.2
A. 0.01 B. 0.001 C. 0.1 D. 1
Mathematics
The shadow of a flagpole at 10 a.m. is 4 feet. The shadow of a 7 foot person is 1.4 feet. How tall is the flagpole?
A) 20 feet B) 15 feet C) 18 feet D) 13 feet E) 30 feet
Mathematics