Question
The direction ratios of a line are . What are its direction cosines?
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Text solutionVerified
We know that if and are the direction ratios, then the direction cosines and are given by
Direction cosines are
The direction ratios of a line are .
We have
Direction cosines of the given line are
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Question Text | The direction ratios of a line are . What are its direction cosines? |
Answer Type | Text solution:1 |
Upvotes | 150 |