Factor the expression.15x2y - 5xy + 15y2

A. 5xy(3x2 - x + 3y)
B. 5y(3x2 + x + 3y)
C. y(15x2 - 5x + 15y)
D. 5y(3x2 - x + 3y)


Answer: D

Mathematics

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A. 8
B.
C. 16
D. 4

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Use factoring techniques to solve the quadratic equation.(3x + 8)(x + 8) = 33x + 68

A. {, -1}
B. {- , - , -8}
C. {- , -8}
D. {- , - }

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Fill in the blank using the word product, sum, quotient, or difference.The formula sin ? - sin ? = 2 sin  cos  can be used to change a  of two sines into the  of a sine and a cosine expression.

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