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The sum of first 2n terms of an AP is al...

The sum of first `2n` terms of an `AP` is `alpha`. and the sum of next `n` terms is `beta,` its common difference is

A

`(alpha-2beta)/(3n^(2))`

B

`(2beta-alpha)/(3n^(2))`

C

`(alpha-2beta)/(3n)`

D

`(2beta-alpha)/(3n)`

Text Solution

Verified by Experts

The correct Answer is:
B
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