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CBSE Class 12 Math 2023 Delhi Set 1 Solved Paper

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Question : 15 of 38
Marks: +1, -0
If a line makes angles of 90∘,135∘90^{\circ}, 135^{\circ} and 45∘45^{\circ} with the x,yx, y and zz axes respectively, then its direction cosines are
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