Find the direction cosines of a vector whosedirection ratios are (i) 1 , 2 , 3 (ii) 3 , – 1 , 3(iii) 0 , 0 , 7

Find the direction cosines of a vector whose
direction ratios are (i) 1 , 2 , 3 (ii) 3 , – 1 , 3
(iii) 0 , 0 , 7

Matching exercise

Match the items on the right to the items on the left.

Step1

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Step4

Step5