1.

Resolve `(4x+3)/(x^(3)-7x-6)` into partical fractions.A. `(1)/(4(x+1))+(3)/(4(x-3))-(1)/((x+2))`B. `(-1)/(4(x+1))+(3)/(4(x-3))+(1)/((x+2))`C. `(1)/(4(x+1))-(3)/(4(x-3))+(1)/((x+2))`D. `(1)/(4(x+1))-(3)/(4(x-3))+-(1)/(x+2)`

Answer» `(i)` Use `x^(3)-7x-6=(x+1)(x+2)(x-3)`.
`(ii) (4x+3)/(x^(3)-7x-6)=(A)/(x+1)+(B)/(x+2)+(C )/(x-1)`.


Discussion

No Comment Found

Related InterviewSolutions