Question

(b) 一2-+-311X+5 ; X--2 X2+3.X_-10

Answer 1

= $\frac{2}{x+5} + \frac{3}{x-2} - \frac{11}{(x+5)(x-2)}$
= $\frac{2(x-2)}{(x+5)(x-2)} + \frac{3(x+5)}{(x+5)(x-2)} - \frac{11}{(x+5)(x-2)}$
= $\frac{2x-4+3x+15-11}{(x+5)(x-2)}$
= $\frac{5x}{(x+5)(x-2)}$