Assuming you meant
(13-15x^2)/((x^2-1)(x+3))
then you get
(1/2)/(x+1) - (1/4)/(x-1) - (61/4)/(x+3)
If you mean x-3, then just make the fix. I trust you just wanted confirmation of your work, eh? If not, and you got stuck, how far did you get?
Express 13-15x^2/(x^2-1)(x 3) into partial fractions
1 answer