Use the product rule to multiply. Assume all variables represent positive real numbers. ? 

A. 12m2
B. -2m 
C. 12 
D. 7m 


Answer: A

Mathematics

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Multiply or divide as indicated. Make sure that your answer is reasonable by estimating first. 3.55 × 4

A. 7 B. 7.55 C. 14.2 D. 14

Mathematics

Simplify the expression.

A. 3x B. 10 C. 10x2 D. 3x2

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Rationalize the denominator. - 

A. - 
B. - 
C. - 
D. - 

Mathematics

Factor the GCF from the polynomial.(x + 7)(8x - 1) + (x + 7)(3x + 9)

A. (x + 7)(11x + 8) B. (x + 7)(11x - 8) C. (x + 7)(3x - 8) D. (x + 7)(3x + 8)

Mathematics