Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Let A(4,7,8), B(2,3,4) and C(2,5,7) be the position vectors of the vertices of a `triangle ABC` the length of the internal bisectors of the angle of A is - Sarthaks eConnect
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Let A(4,7,8), B(2,3,4) and C(2,5,7) be the position vectors of the vertices of a `triangle ABC` the length of the internal bisectors of the angle of A is:

A.

`3/2 sqrt34`

B.

`2/3 sqrt34`

C.

`1/2 sqrt34`

D.

`1/3 sqrt34`