Answer this as fast as possible pls........what is the minimum number of vectors having different planes which can be added to give a zero resultant......pls.pls.pls.

Answer this as fast as possible pls........what is the minimum number

1.	Answer this as fast as possible pls........what is the minimum number of vectors having different planes which can be added to give a zero resultant......pls.pls.pls.
Answer» MINIMUM 3 VECTORS are NEEDED