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Find the coefficient of x^(4) in the exp...

Find the coefficient of `x^(4)` in the expansion of `(3x)/((x-2)(x+1))` in powers of x specifying the interval in which the expansion is valid.

A

`-2 lt x lt oo`

B

`- (1)/(2) lt x lt (1)/(2)`

C

`-1 lt x lt 1`

D

`- oo lt x lt oo`

Text Solution

Verified by Experts

The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-EAMCET - 2016 AP-Questions
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