The direction ratios of the line joining points (1,2,3) and (4,6,8) are:
The direction ratios of the line joining points (1,2,3) and (4,6,8) are:
- A. (3,4,5)
- B. (4,6,8)
- C. (1,2,3)
- D. (5,4,3)
Answer: A) (3,4,5)
Explanation: DRs = (4−1, 6−2, 8−3) = (3,4,5).
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