## Question

### Solution

Correct option is We have, Solving these two equations, we get  #### SIMILAR QUESTIONS

Q1

Let be three unit vectors such that and If makes angles δ, β with respectively, then is equal to

Q2

Let be three unit vectors such that angle between is If then cos α + cos β + cos γ =

Q3

Let be three unit vectors such that angle between is If then cos α + cos β + cos γ =

Q4

Let be vectors of equal magnitude such that the angle between Then, the minimum value of the cos α + cos β + cos γ is

Q5

Let be three vectors of equal magnitude such that the angle between each pair is If Q6

If , then the value of is equal to

Q7

Angle between vectors are unit vectors satisfying Q8

The values of ‘a’ for which the points ABC with position vectors respectively are the vertices of a right angled triangle with C = π/2 are

Q9

The vectors are the adjacent sides of a parallelogram. Then, the acute angle between its diagonals is

Q10

The values of x for which the angle between the vectors is acute, and the angle between the vector and the axis of ordinates is obtuse, are