Question

expand (x-y)^2 what is the answer

Answer 1

x^2 +y^2-2xy. this is ur ans

Answer 2

By identity (a-b)²=a²+b²-2(ab)

Here,

(x-y)²=x²+y²-2(xy)

(x-y)²=x²+y²-2xy


I hope this will help you




-by ABHAY