prove (x - y)2 = x2 - 2xy + y2
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Answered by
8
Answer:
we know that ,
(x+y)2
=(x+y)(x+y)
=x(x+y)+y(x+y)
=x2+xy+yx+y2
=x2+2xy+y2
Hence, it is proved that (x+y)2=x2+2xy+y2
Answered by
6
Answer:
please don't mind the handwritting but the answer is absolutely correct according to geometrical explanation ; as someone explained it algebrically so I didn't...
I hope it helps u!
Thank u!
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