If the two directional cosiness of a vectors are `(1)/sqrt(2)` and `(1)/sqrt(3)` then the value of third directional consine is

If the two directional cosines of a vectors are 1/sqrt(2) and 1/sqrt(3) then the value of third directional cosine is

If the two directional cosines of a vectors are 1/sqrt(2) and 1/sqrt(3) then the value of third directional cosine is

If the direction cosines of a line are 1/sqrt(3), 1/(2sqrt(2)), k , then the value of 48k=

Find the directional consines of vector (5hati+2hatj+6hatk) . Also write the value of sum of squares of directional cosines of this vector.

Find the directional consines of vector (5hati+2hatj+6hatk) . Also write the value of sum of squares of directional cosines of this vector.

Find the directional consines of vector (5hati+2hatj+6hatk) . Also write the value of sum of squares of directional cosines of this vector.

Can the direction cosines of a line be 1/sqrt2 , 1/sqrt2, 1/sqrt2 ?

If A equiv (2, 3, 4), B equiv (3, 4, 5). The direction cosine of a line are (1/sqrt(3), 1/sqrt(3), 1/sqrt(3)) Now integral value of the projection of AB on the given line is _______.