Question

(x-y)²
pls give ans. in detail ​

Answer 1

Answer:

$(x - y) ^{2} = {x}^{2} + {y}^{2} - 2xy$

Answer 2

(x-y)^2 = (x-y)(x-y)

= (x)(x) - (x)(y) - (y)(x) + (y)(y)

= x^2 - 2xy + y^2

Thus,

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