Math, asked by ridhiishu, 4 months ago

factorise: x²- 1 - 2y- y²

Answers

Answered by poojithashankar2008

0

x² - 1 - 2y - y²

x² - ( 1 + 2y + y² )

x² - ( 1 + y ) ²

( x - 1 - y ) ( x + 1 + y )

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