Question

x²+2xy+y² when x=1and y=2​

Answer 1

answer is 9 by (x+y)^2

hope it helps you pls mark brainliest

Answer 2

= x² + 2xy +y²

= (1)² + 2 (1)(2) + (2)²

= 1 + 2 (2) + 4

= 1 + 4 + 4

= 9

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#Hope it helps u.