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What are the direction ratios of the line passing through two points (-2, 4, 5) and (1, 2, 3)?

• (a)$\langle 1, 2, 3 \rangle$
• (b)$\langle -3, 2, 2 \rangle$
• (c)$\langle 2, 4, 5 \rangle$
• (d)$\langle 0, -1, 4 \rangle$

Answer

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From ISC 2022 Specimen Mathematics Paper 1, question 26.