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
More Vector Questions
If ABCDEF is a regular hexagon and if , then l is -...The projection of vector î + 2ĵ + 2 on x- axis is -...The zero vector has-...If || = 10, then the vector b which is collinear with the vector 2√2î − ĵ + 4 is-...The sine of angle formed by the lateral face ADC and plane of the base ABC of the tetra hedron ABCD where A ≡ (3, ...