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If cosA + cosC = 4 sin^2 (B/2), then the...

If `cosA + cosC = 4 sin^2 (B/2)`, then the sides a, b, c of triangle are in ?

A

A.P.

B

G.P.

C

H.P.

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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