7. If the vectors 2i -3i+k and 4i +mi +2k ae collinear then m is a) -6 – InterviewSolution

1.	7. If the vectors 2i -3i+k and 4i +mi +2k ae collinear then m is a) -6, b) 3, c)-3, d) 6.
Answer» if they are collinear then their ratio of components must be sameso2/4=-3/m =>m=-6

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