Multiply the polynomials.(x + y)(x2 - 6xy - y2)

A. x3 - 5x2y - 7xy2 - y3
B. x3y - 6x2y - xy3
C. x3 - 6x2y - xy2
D. x3 - 6x2y - 6xy2 - y3


Answer: A

Mathematics

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