1.

If `(2x-1)/((x+1)(x^(2)-1))=(A)/(x-1)+(B)/(x+1)+(C )/((x+1)^(2))`, then `A`, `B` ,`C`, respectively are _______.A. `(1)/(4)`, `(-1)/(4)`, `(3)/(2)`B. `(1)/(4)`, `(1)/(4)`, `(3)/(2)`C. `(1)/(4)`, `(-5)/(2)`, `(5)/(4)`D. `(1)/(4)`, `(5)/(2)`, `(5)/(4)`

Answer» `(i)` Simplify L.H.S and R.H.S by taking L.C.M.
`(ii)` Compare the like terms and obtain the required values.


Discussion

No Comment Found

Related InterviewSolutions