Factor completely, or state that the polynomial is prime.5x3 + 8x + 20x2 + 32
A. (x + 4)(5x2 - 8)
B. (x + 4)(5x2 + 8)
C. (x - 4)(5x2 + 8)
D. (x + 4)(5x + 8)
Answer: B
Mathematics
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Evaluate the expression.6-1 + 8-1
A. - 
B. 
C. 2
D. 
Mathematics
Multiply.(2x - 12)(2x + 12)
A. 2x2 + 48x - 144 B. 4x2 - 144 C. 4x2 - 48x - 144 D. 4x2 + 48x - 144
Mathematics
Factor the expression completely.
?
?
A. 
B. 
C. 
D. 
Mathematics
Solve.In a practice run, a race car driver's speed is clocked at 141.535 mph at the end of his first lap, and at 164.382 mph at the end of the next lap. How much faster was he driving at the end of the second lap?
A. 22.857 mph B. 23.847 mph C. 22.747 mph D. 22.847 mph
Mathematics