Question

Let the angle between 2 non zero vectors A and B be 120 degree and its resultant be C.
1.C must be equal to |A-B|
2.C must be less than|A-B|
3.C must be greater than|A-B|
4. C may be equal to |A-B|
more than 1 option may be correct

Answer 1

i think its 1

Answer 2

not sure

Answer 3

c i think.

Answer 4

option 2

Answer 5

it is so, because cos 120 is less than 0