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In an arithmetic sequence a(1),a(2),a(3)...

In an arithmetic sequence `a_(1),a_(2),a_(3), . . . . .,a_(n)`,
`Delta=|{:(a_(m),a_(n),a_(p)),(m,n,p),(1,1,1):}|` equals

A

1

B

-1

C

0

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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