If the position vector of A with respect to O is then the position vector of B with respect to 0 is
The projection of is
If then the unit vector in the direction of is.
The resultant of
√29
√66
4
√62 - 2 √35
If = (1,-1) and = (-2, m) are two collinear vectors, then m is equal to
0
2
1
The non-zero vectors Then, the angle between is.
π
π/4
π/2
Let and , are non - zero and non- collinear vectors. If there exists scalars α, β such that α + β = , then
α = β ≠ 0
α + β = 0
α = β = 0
α = β
If the vector is perpendicular to , then c is equal to
5
6
7
If and are vectors such that , then the angle between and is
120o
60o
90o
30o
If then the angle between and is
45o
180o