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O is the circumcenter of A B Ca n dR1, ...

`O` is the circumcenter of ` A B Ca n dR_1, R_2, R_3` are respectively, the radii of the circumcircles of the triangle `O B C ,O C A` and OAB. Prove that `a/(R_1)+b/(R_2)+c/(R_3),(a b c)/(R_3)`

A

`(abc)/R`

B

`(abc)/(2R)`

C

`(abc)/(4R^(3))`

D

`(abc)/(R^(3))`

Text Solution

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The correct Answer is:
D
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