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In the expansion of (a+x)^(n), find the ...

In the expansion of `(a+x)^(n)`, find the coefficent of rth term from end.

A

`.-^(n)C_(r)`

B

`.-^(n)C_(n-r)`

C

`.-^(n)C_(r+1)`

D

`.-(n)C_(n-r+1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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