Question

(x+y)^2 = x^2+2xy + ________​

Answer 1

(x+y)²=x²+2xy+y²

Thus,this is expantion

Answer 2

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

Hence, the term in the blank is y^2 (y to the power two or y squared)