If the coefficients of three consecutive...

If the coefficients of three consecutive terms in the expansion of `(1 + x)^(n)` are 165,330 and 462 respectively , the value of n is is

A

`(a^2 - 2b)/(a)`

B

`(a^2)/(a^2 - 2b)`

C

`(a)/(a^2 - 2b)`

D

`(a^2 - 2a)/(a)`

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The correct Answer is:

D

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