Math, asked by gangaram8412, 15 hours ago

The value of the expression x^2-2xy+y2 at x=2 and y=-1 is?

Answers

Answered by tarunshukla1010

0

Step-by-step explanation:

x2-2xy+y2 (x=2). (Y= -1 )

2^2-2×2×-1 +2^2

4+4+4

12

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