The sum of first 26 terms of an A.P. a(1...

The sum of first 26 terms of an A.P. `a_(1),a_(2),a_(3),..` if `a_(2)+a_(6)+a_(9)+a_(18)+a_(21)+a_(25)=165`, is

A

705

B

715

C

725

D

735

Text Solution

Verified by Experts

The correct Answer is:

B

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