If a line has DRs (1,−2,2), then a vector parallel to it is:
If a line has DRs (1,−2,2), then a vector parallel to it is:
- A. (2,−4,4)
- B. (1,2,2)
- C. (−1,2,−1)
- D. (3,3,3)
Answer: A) (2,−4,4)
Explanation: Any scalar multiple of DRs is parallel.
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