Math, asked by ashis82, 9 months ago

x2-y2-1+y2-1-x2+1-x2-y2

Answers

Answered by TeeshaJindal

11

= x2-y2-1+y2-1-x2-y2

= x2-x2-y2+y2-y2-1-1

= -y2-2

the solution of the given equation is= -y2-2.

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