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In a DeltaABC, if 2s=a+b+cand(s-b)(s-c)=...

In a `DeltaABC`, if `2s=a+b+cand(s-b)(s-c)=xsin^(2).(A)/(2)`, then x =

A

bc

B

ca

C

ab

D

abc

Text Solution

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The correct Answer is:
A
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