Question

(x+y)² - (a-b)² please sayy​

Answer 1

Answer:

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

= x^2 + 2xy + y^2 - a^2 - 2ab + b^2

Answer 2

Answer:

(x+y)²= x²+2xy+ y²

(a-b)²= a²-2ab+b²

(x²+2xy+ y²)-(a²-2ab+b²)