Solve.2(6w + 8) = 4(2w + 12)

A. {-4}
B. {16}
C. {4}
D. {8}


Answer: D

Mathematics

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Simplify. Assume that all variables represent positive real numbers.9 - 6m2p

A. 3
B. Cannot be simplified
C. 15mp2
D. 3m2p

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Find the center and radius of the circle.9x2 - 9x + 9y2 + 9y - 4 = 0

A. , r = 
B. , r = 
C. , r = 
D. , r = 

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Find all solutions of the equation in the interval [0, 2?).sec  = 

A.
B.
C.
D.

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Simplify.-12 ÷ (-3)(-3)

A. -1.33 B. 12 C. -108 D. -12

Mathematics