x2+y2-2xy from x2+y2+2xy
Answers
Answered by
1
Answer:
x2 + y2-2xy from x2 + y2 +2xy (v) vi)....
Answered by
2
Answer:
-4xy
Step-by-step explanation:
x²+y²-2xy -(x²+y²+2xy)
x²+y²-2xy-x²-y²-2xy
-2xy-2xy
-4xy
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