(7x^2-9xy+y^2)-(2x^2-8xy-y^2)

(7x^2-9xy+y^2)-(2x^2-8xy-y^2)
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1 Answer

Group like terms: 7x²-2x²-9xy+8xy+y²+y²=5x²-xy+2y².

by Top Rated User (1.2m points)

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