Resolve into partial fraction:2x +31.(x-2)(x 5) – InterviewSolution

1.

Resolve into partial fraction:2x +31.(x-2)(x 5)

Answer»

(2x+3)/(x-2)(x+5)=A/(x-2) +B/(x+5)A(x+5)+B(x-2)/(x-2)(x+5)=(A+B)x+(5A-2B)/(x-2)(x+5)Compare2=A+B; 4=2A+2B5A-2B=3add7A=7A=1

B=2-1=1

=1/(x-2) +1/(x+5)

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