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Let A(1, 2, 3), B(0, 0, 1) and C(-1, 1, ...

Let `A(1, 2, 3), B(0, 0, 1) and C(-1, 1, 1)` are the vertices of `triangleABC`.
Q. The equation of internal angle bisector through A to side BC is

A

`r=hat(i)+2hat(j)+3hat(k)+mu(3hat(i)+2hat(j)+3hat(k))`

B

`r=hat(i)+2hat(j)+3hat(k)+mu(3hat(i)+4hat(j)+3hat(k))`

C

`r=hat(i)+2hat(j)+3hat(k)+mu(3hat(i)+3hat(j)+2hat(k))`

D

`r=hat(i)+2hat(j)+3hat(k)+mu(3hat(i)+3hat(j)+4hat(k))`

Text Solution

Verified by Experts

The correct Answer is:
(d)
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Knowledge Check

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