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If a line makes angles 90∘, 60∘ and 30∘ with positive direction of x,y and z−axis respectively, then direction cosines of the line respectively, are [2 marks] |
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Answer» If a line makes angles 90∘, 60∘ and 30∘ with positive direction of x,y and z−axis respectively, then direction cosines of the line respectively, are |
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