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If  are the angles which a directed line makes with the positive directions of the coordinate axes, then  is equal to


Question ID - 54425 | SaraNextGen Top Answer

If  are the angles which a directed line makes with the positive directions of the coordinate axes, then  is equal to

1 Answer
127 votes
Answer Key / Explanation : (2) -

The direction cosines of the line are

Now,

127 votes

127
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