Verify whether the ratios are direction cosines of some vector or not.
`(1)/(5),(3)/(5),(4)/(5)`

Verify whether the ratios are direction cosines of some vector or not. (4)/(3),0,(3)/(4)

Verify whether the ratios are direction cosines of some vector or not. (1)/(sqrt(2)),(1)/(2),(1)/(2)

verify whether the following ratios are direction cosines of some vector or not . ( i) 1/5, 3/5, 4/5 (ii) 1/sqrt2, 1/2, 1/2 4/3 ,0, 3/4

The direction cosines of the vector, 3i-4j+5k are

Write the direction cosines of the vector : -2hati+hatj-5hatk

Write the direction cosines of the vectors (-2hati + hatj - 5hatk) .