Question

9(x-y)^2 - (x+2y)^2 factorize
pls tell the answer if thus question ​

Answer 1

Answer:

ans: 8x^2 - 22xy + 5y^2

hope you will like this.

Answer 2

Answer:

9(x-y)^2- (x+2y)^2

=》9x^2-9y^2 -x^2+2y^2

=》9x^2 - x^2 - 9y^2-2y^2

=》8x^2- 7y^2