solve this i willl gave u a heart
Attachments:
Answers
Answered by
2
Answer:
= x²-y²-1 + y²-1-x² + 1-x²-y²
= x²-x²-x²-y²+y²-y²-1-1+1 [ I have arranged variables here ]
= -x²-y²-1 [ Final answer ]
Answered by
1
Answer:
l hope it helps you....................
Attachments:
Similar questions