Math, asked by monika69, 1 year ago

add x2-y2 -1, y2-1-x2, 1-x2-y2

Answers

Answered by pushpendra10
14
your answer will be -x2-y2-1 or we can write it -(x2+y2+1)
Answered by snikhil122008
2

Answer:

Step-by-step explanation:

-x2-y2-1 or we can write it -(x2+y2+1)

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