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01-05-2016
Mathematics

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(b) 一2-+-311X+5 ; X--2 X2+3.X_-10

b 一2311X5 X2 X23X10 class=

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FluffyFerret FluffyFerret

01-05-2016

= [tex] \frac{2}{x+5} + \frac{3}{x-2} - \frac{11}{(x+5)(x-2)} [/tex]
= [tex] \frac{2(x-2)}{(x+5)(x-2)} + \frac{3(x+5)}{(x+5)(x-2)} - \frac{11}{(x+5)(x-2)}[/tex]
= [tex] \frac{2x-4+3x+15-11}{(x+5)(x-2)} [/tex]
= [tex] \frac{5x}{(x+5)(x-2)} [/tex]

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