Question

simplify the following (x-y) sq. - (x+y) sq.​

Answer 1

Step-by-step explanation:

Hope it helps..

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Answer 2

Step-by-step explanation:

(x-y) ^2 - (x+y) ^2

x^2 + y^2 -2xy - (x^2 + y^2 +2xy)

x^2 + y^2 -2xy - x^2 - y^2 - 2xy

= 0

formulas used :

(a+b)^2 = a^2+b^2 + 2ab

(a-b) ^2 = a^2+b^2 - 2ab

hope u understood it