If either vector 
then 
But the converse need not be true. Justify your answer with an example.
If either 
= 0
Now let 
So, 
∴ 
∴ 
Since 
Hence, the converse of given statement need not be true.
20
If either vector then But the converse need not be true. Justify your answer with an example.
If either = 0
Now let
So,
∴
∴
Since
Hence, the converse of given statement need not be true.