Q6 of 34 Page 1030

Let and

Find a vector which is perpendicular to both and and is such that






Let


the vector which is perpendicular to both and


⇒








⇒


Solving equations 1,2,3 simultaneously we get


p = 7,q = - 7,r = - 7


∴


Ans:


More from this chapter

All 34 →
4

If and then find the value of λ so that and are orthogonal vectors.

 5

Show that the vectors

and


are mutually perpendicular unit vectors.


 7

Let and

Find the projection of (i) on and (ii) on


8

Find the projection of in the direction of