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
Mathematics
Evaluate the expression.(-121)1/2
A. -11 B. not a real number C. 11 D. -5.5
Mathematics
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