What is the difference of the two polynomials? (7y2 + 6xy) – (–2xy + 3) A7y2 + 4xy – 3 B7y2 + 8xy – 3 C7y2 + 4xy + 3 D7y2 + 8xy + 3

asked Jul 25, 2017 119k views

1 vote

What is the difference of the two polynomials?

(7y2 + 6xy) – (–2xy + 3)
A7y2 + 4xy – 3
B7y2 + 8xy – 3
C7y2 + 4xy + 3
D7y2 + 8xy + 3

by Marti

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4 votes

B. 7y2 + 8xy – 3 is the answer

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2 votes

(7y² + 6xy) - (-2xy + 3)

⇒ (-1 * -2xy) + (-1 * 3) = 2xy - 3

7y² + 6xy + 2xy - 3

7y² + 8xy - 3 Choice B.

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