Solve the equation by factoring.54x2 + 30x = 0

A. {0}
B. {, 0}
C. {, - }
D. {- , 0}


Answer: D

Mathematics

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Add or subtract, if possible. Assume that all variables represent non-negative values. Simplify your answer. 5 + 2

A. 10
B. 7
C. 7
D. 7

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Evaluate the expression.(-121)1/2

A. -11 B. not a real number C. 11 D. -5.5

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Without graphing the function, determine its amplitude or period as requested.y = -3 cos xFind the period.

A. 8?
B. -3
C.
D.

Mathematics

Apply the quotient rule for exponents, if applicable, and write the result using only positive exponents. Assume all variables represent nonzero numbers.

A.
B. -x10
C. x18
D. x10

Mathematics