Question

Multiply: (x + y)(x - y)

Answer 1

Answer:

[x^2-y^2]

Step-by-step explanation:

it will be done by algevric identity = [x+y][x-y]=x^2-y^2

Answer 2

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

x^2 -xy +yx -y^2

x^2- y^2