Question

The vector OA where O is the origin is given by OA=2Î+2j .Now it is rotated by 45 degree anticlockwise about O .What will be the new vector? 

Answer 1

(ans is in attachment)

hope it helps you....

☺☺

Answer 2

Answer:

1. OA =2√2 j

Explanation:

It is nicely step by step explained in the figure.