
Nataliya D. answered 04/15/13
Patient and effective tutor for your most difficult subject.
2 4 3
... = ——————— – ——————— + ——————— =
(x + 2)(x + 3) (x + 1)(x + 3) (x + 1)(x + 2)
x ≠ -3 , x ≠ -2 , x ≠ -1 LCD = (x + 1)(x + 2)(x + 3)
2(x + 1) 4(x + 2) 3(x + 3)
= —————————— – —————————— + —————————— =
(x + 1)(x + 2)(x + 3) (x + 1)(x + 2)(x + 3) (x + 1)(x + 2)(x + 3)
2x + 2 - 4x - 8 + 3x + 9 x + 3
= ———————————— = ——————————— =
(x + 1)(x + 2)(x + 3) (x + 1)(x + 2)(x + 3)
1 1
= ——————— = ———————
(x + 1)(x + 2) x2 + 3x + 2