Q7 of 34 Page 1030

Let and

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




|| =


|| =




Projection of


Projection of


Ans: i)


ii)


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5

Show that the vectors

and


are mutually perpendicular unit vectors.


 6

Let and

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


8

Find the projection of in the direction of

9

Write the projection of vector along the vector