Q.

P is (3,12,4) with respect to origin O, then the direction cosines of OP are

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a

3,12,4

b

14,13,12

c

313,−113,213

d

313,1213,413

answer is D.

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Detailed Solution

Required direction cosines are 332+122+42,1232+122+42,432+122+42 i.e., 313,1213,413
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