VectorHard
Question
Vectors 
and 
are inclined at an angle θ = 120o. If |
| = 1, |
| = 2, then [(
+ 3
) × (3
−
)]2 is equal to-
and are inclined at an angle θ = 120o. If || = 1, || = 2, then [(+ 3) × (3−)]2 is equal to-Options
A.225
B.275
C.325
D.300
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