VectorHard

Question

If the vectors are mutually orthogonal, then (λ, μ) =

Options

A.(2, -3)
B.(-2, 3)
C.(3, -2)
D.(-3, 2)

Solution

              
⇒ 2λ + 4 + μ = 0       λ - 1 + 2μ = 0
Solving we get: λ = - 3, μ = 2

Create a free account to view solution

View Solution Free
Topic: Vector·Practice all Vector questions

More Vector Questions

If = î + 2ĵ − 2, = 2î − ĵ + and = î + 3ĵ − then × ( × ) is equ...Let the lines $L_{1}:\overrightarrow{r} = \widehat{i} + 2\widehat{j} + 3\widehat{k} + \lambda(2\widehat{i} + 3\widehat{j...If , , are mutually perpendicular unit vectors, then [] equals-...If , , , are position vectors of four vertices of a tetrahedron, then its volume is-...If = , = , = where , , are non- coplanar vectors, then ( + + ).( + + ) equals-...