VectorHard
Question
If a and b are non- parallel unit vectors such that |
+ 
| = √3, then (2
− 5
).(3
+ 
) equals-
+ | = √3, then (2 − 5).(3 + ) equals-Options
A.11 / 2
B.0
C.− 11 / 2
D.13 / 2
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