© examsnet.com
Question : 20
Total: 29
Find a unit vector perpendicular to each of the vector
+
and
−
, where
= 3
+ 2
+ 2
and
=
+ 2
− 2
Solution:
∴
=
∴
=
=
So the unit vector, perpendicular to each of the vectors
© examsnet.com
Go to Question: