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The coefficient of x^(n) in the expansio...

The coefficient of `x^(n)` in the expansion of `(a+bx+cx^(2))/(e^(x))` is

A

`((-1)^(n))/(n!)[cn^(2)-(b+c)n+a]`

B

`((-1)^(n))/(n!)[cn^(2)+(b+c)n+a]`

C

`((-1)^(n))/(n!)[cn^(2)+(b+c)n-a]`

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
A
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