If the vectors a = 2hati + hatj + 4hatk...

If the vectors `a = 2hati + hatj + 4hatk, b = 4hati - 2hatj + 3hatk` and `c = 2hati - 3hatj - lambdahatk` are coplanar the the value of `lambda` is

A

2

B

1

C

3

D

-1

Verified by Experts

The correct Answer is:

B

Similar Questions

Explore conceptually related problems

If veca =hati + hatj - hatk, vecb = 2hati + 3hatj + hatk and vec c = hati + alpha hatj are coplanar vector , then the value of alpha is :

The vectors veca=hati-2hatj+3hatk, vecb=-2hati+3hatj-4hatk and vec c=hati-3hatj+lambdahatk are coplanar if the value of lambda is

Find the value of p, if the vectors hati - 2hatj + hatk , 2hati - 5hatj + phatk and 5hati - 9hatj + 4hatk are coplanar .

If the vectors 2hati-3hatj+4hatk and hati+2hatj-hatk and m hati - hatj+2hatk are coplanar, then the value of m is

If vector hati+hatj-hatk" and "2hati+2hatj+lambdahatk are parallel than find out the value of lambda :-

If a=2hati+2hatj+3hatk, b=-hati+2hatj+hatk and c=3hati+hatj such that a + lambda b is perpendicular to c, then the value of lambda is

If veca = 3hati - hatj - 4hatk , vecb = -2hati + 4hatj - 3hatk and vec c = hati + 2hatj - hatk then |3veca - 2vec b + 4vec c | is equal to