Simplify the expression.

A.  
B.
C.
D.

Answer: A

Mathematics

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A.  and 
B.  and 
C.  and 
D.  and 

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Solve the problem.The area of a parallelogram is 12x3 + 41x2 + 39x + 7. Find a polynomial that expresses the height if the base is 4x + 7.

A. 3x2 + 5x + 7 B. 6x2 + 5x + 1 C. 3x2 + 5x + 1 D. 3x2 + 10x + 1

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A. 10 B. 2 C. -2 D. Not a real number

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Express the vector as a product of its magnitude and direction.4i + 3j

A. 5
B. 5
C. 5
D. 5(20i + 15j)

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