Use algebraic and/or graphical methods to solve the inequality.x3 + 10x2 + 31x ? -30
A. -5 ? x ? -3 or x ? -2
B. x ? -5 or -3 ? x ? -2
C. x ? 2 or 3 ? x ? 5
D. x < -5 or -3 < x < -2
Answer: B
Mathematics
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A. - 
B. 
C. 
D. 
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A. x + 3 + 
B. 
- 
+ 
+ 5
C. x2 + 3x + 
D. x + 3 + 
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Mathematics