=(x-y)(7x+3y)-(x-y)(5x+4y)
=(x-y){(7x+3y)-(5x+4y) }
=(x-y){7x+3y-5x-4y}
=(x-y){2x-y}
=2x2-2xy-xy+y2
=2x2-3xy+y2
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now