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