Question

Subtract : 2x2 – 5xy – y2 from 3x2 – 7xy + y2

step by step explanation​

Answer 1

Answer:

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Answer 2

$3 {x}^{2} - 7xy + {y}^{2} \\ 2x ^{2} - 5xy - y^{2} \\ - \: \: \: \: \: \: + \: \: \: \: \: \: + \\ - - - - - - - - \\ {x}^{2} - 2xy + 2 {y}^{2}$

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