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If a=6hat(i)+7hat(j)+7hat(k), b=3hat(i)+...

If `a=6hat(i)+7hat(j)+7hat(k), b=3hat(i)+2hat(j)-2hat(k), P(1, 2, 3)`
Q. The position vector of L, the foot of the perpendicular from P on the line `r=a+lambdab` is

A

`6hat(i)+7hat(j)+7hat(k)`

B

`3hat(i)-2hat(j)-2hat(k)`

C

`3hat(i)+5hat(j)+9hat(k)`

D

`9hat(i)+9hat(j)+9hat(k)`

Text Solution

Verified by Experts

The correct Answer is:
(c)
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