Resolve (1)/(x^(2)-9) into partical frac...

Resolve `(1)/(x^(2)-9)` into partical fractions.

A

`(1)/(3(x-3))-(1)/(3(x+3))`

B

`(1)/(2(x-3))-(3)/(2(x+3))`

C

`(1)/(6(x-3))-(1)/(6(x+3))`

D

`(1)/(6(x-3))+(1)/(6(x+3))`

Verified by Experts

`(1)/(x^(2)-9)=(A)/(x-3)+(B)/(x+3)`.

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