If a line has the direction ratios -18,12,-4 , then what are its direction cosines ?

If a line has direction ratios 2,-1,-2 determines its direction cosines .

The direction ratios of a line are 1,-2,5 , find the direction cosines of the line.

Consider the vector vec a = hat i + hat j - 2hat k (i) Write the direction ratios of vec a (ii) Hence find the direction cosines of veca .

If a line makes angles 90^@,60^@ and 30^@ with the positive direction of x,y and z axis respectively. Find its directions cosines .

If O is the origin, O P=3 with direction ratios -1,2,a n d-2, then find the coordinates of Pdot

Write the direction ratio's of the vector veca=hati+hatj-2hatk and hence calculate its direction cosines.

A straight line L on the xy-plane bisects the angle between O Xa n dO Ydot What are the direction cosines of L ? a. > b. > c. > d. >

If the direction cosines of a line are k,k,k , then