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Let A(2, 3, 5), B(-1, 3, 2), C(lambda, 5...

Let `A(2, 3, 5), B(-1, 3, 2), C(lambda, 5, mu)` are the vertices of a triangle and its median through A(I.e.,) AD is equally inclined to the coordinates axes.
Q. On the basis of the above information answer the following
Q. The value of `2lambda-mu` is equal to

A

`13`

B

`4`

C

`3`

D

None of these

Text Solution

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The correct Answer is:
(b)
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