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If the coefficients of 2nd, 3rd and 4th ...

If the coefficients of 2nd, 3rd and 4th terms in the expansion of `(1+x)^(n)` are in A.P., then the value of n is:

A

2

B

7

C

11

D

14

Text Solution

Verified by Experts

The correct Answer is:
B
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