Question

Find the direction cosines of the line joining the points (2,3,4) and (4,5,6).​

Answer 1

Answer:

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Step-by-step explanation:

Let A(–4, 1, 7), B(2, –3, 2) Direction ratio’s of bar AB are (2 + 4, –3 – 1, 2 – 7) = (6, –4, –5) = (–6, 4, 5) Direction cosines of AB are Read more on Sarthaks.com - https://www.sarthaks.com/441246/find-the-direction-ratios-and-direction-cosines-of-the-line-joining-the-points-4-1-7-2-3-2