Question

RS Aggarwal. class 7 addd x2 +2xy+y2+9​

Answer 1

here's ur ans :–

x² + 2xy + y² + 9

= x² + 2×x×y + y² + 9

= (x+y)² + 9

hope it helps uu !!♥️♥️

Answer 2

x^2 + 2xy + y^2 + 9

= x^2 + 2×x×y + y^2 + 9

(x+y) ^2 + 9 { x+y) ^2 = x^2 + 2×x×y + y^2 }

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