Simplify. Do not leave negative exponents in your answer.(-3xy)2
A. -6xy
B. 9xy
C. -6x2y2
D. 9x2y2
Answer: D
Mathematics
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Provide an appropriate response.Over what intervals of x-values, if any, does the function y = 
decrease as x increases? For what values of x, if any, is y ' negative? How are your answers related?
What will be an ideal response?
Mathematics
Find the values of a, b, and c for which the quadratic equation ax2 + bx + c = 0 has the given numbers as solutions. Then use those values to write a quadratic equation.-4, -5
A. x2 + 20x + 9 = 0 B. x2 - 9x + 20 = 0 C. x2 + 9x + 20 = 0 D. x2 + 20x - 9 = 0
Mathematics
Write interval notation.{ x 
}
A. (5, ?) B. (-?, 25] C. [5, 25) D. (5, 25]
Mathematics
Convert to a logarithmic equation.42 = 16
A. 16 = log4 2 B. 2 = log16 4 C. 4 = log2 16 D. 2 = log4 16
Mathematics