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If a,b,c be respectively the p^(th),q^(t...

If a,b,c be respectively the `p^(th),q^(th)andr^(th)` terms of a H.P., then
`Delta=|{:(bc,ca,ab),(p,q,r),(1,1,1):}|` equals

A

`-1`

B

a + b + c

C

p + q + r

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
D
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