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Questions  >>  CBSE XII  >>  Math  >>  Vector Algebra
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Q)

Find $λ$ and $μ$ if $ ( 2\hat i + 6\hat j + 27\hat k)\times (\hat i + λ\hat j + μ\hat k) = \overrightarrow 0$

$\begin{array}{1 1}(A) \lambda=3,\:and\:\mu=\large\frac{27}{2} \\(B) \lambda=\large\frac{27}{2},\:and\: \normalsize \mu=3 \\ (C) \lambda=-3,\:and\:\mu=\large\frac{27}{2} \\(D) \lambda=3,\:and\:\mu=-\large\frac{27}{2} \end{array} $

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