Question

Could you please check my factoring?

x^2+2xy+y^2-36
(x+y)(x+y)-36
(x+y)^2-36
x+y-6

Thank you!

Answer 1

everything is correct but your last line

(x+y)^2-36

would factor to

(x+y-6)(x+y+6)

using the difference of squares rule

Answer 2

Understood, thank you very much for the help!

Answer 3

you're welcome