Math, asked by ahmadtoshiba85, 9 months ago

factorise the following expression x^2-1-2y-y^2

Answers

Answered by alimohammed

2

Answer:

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Step-by-step explanation:

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Answered by walker6388

2

Step-by-step explanation:

2x-1-2y-2y

1(2x-1)-2y(1+1) or 2x-1-4y

2(x-2y)-1

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