Show that the direction cosines of a vector equally inclined to the axes OX, OY and OZ are `1/(sqrt(3)),1/(sqrt(3)),1/(sqrt(3))`.

Show that the direction cosines of a vector equally inclined to the axes O X ,\ O Y\ a n d\ O Z are 1/(sqrt(3)),\ 1/(sqrt(3)),1/(sqrt(3))dot

The direction cosines of a line equally inclined to the axes are:

The direction cosines of a vector vecr which is equally inclined with OX,OY and OZ are

(sqrt(3)+1+sqrt(3)+1)/(2sqrt(2))

Show that the vector hat i+ hat j+ hat k is equally inclined to the axes OX, OY and OZ.

(sqrt(3)-1/(sqrt(3)))^2 is equal to

Find a vector vecr equally inclined to the three axes and whose magnitude is 3 sqrt(3) units.

Find: n th term of the G.P. sqrt(3),1/(sqrt(3)),1/(3sqrt(3)),

Find the 8th term of the G.P. sqrt(3),(1)/(sqrt(3)),(1)/(3sqrt(3)), ....

For all n in N, 1 + 1/(sqrt(2))+1/(sqrt(3))+1/(sqrt(4))++1/(sqrt(n))