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+1 vote
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in 3D Coordinate Geometry by (31.4k points)
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Find the angle between the pair of lines given by

\(\vec{r}=3\hat{i}+2\hat{j}-4\hat{k} + \lambda (\hat{i}+2\hat{j}+2\hat{k})\) and \(\vec{r}=5\hat{i}-2\hat{j} + \mu (3\hat{i}+2\hat{j}+6\hat{k})\)

1 Answer

+1 vote
by (30.9k points)
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Best answer

Here,

The angle q between the two lines is given by

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