The numerator in your answer can be factorised to
So you can simplify the fraction to
I've been stuck on this question for about a half hour. I really don't think the answer I'm getting is correct.
Is the LCD: (x-y)(x^2+xy+y^2)? I feel like I'm getting thrown off because I'm so use to factoring trinomials when finding the LCD.
The answer I got was and it just doesn't look right: