Math, asked by manmeetdhurkot, 2 days ago

Add = x2-y2-1 , y2-1-x2 , -x2-y2+1

Answers

Answered by butterscotchseven344
1

Answer:

2x-2y-1

-2x+2y-1

-2x-2y+1

-----------------

-2x-2y-1

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