Find the direction cosines of the line passing through two points (4, -5, -6) and (-1, 2, 8).
Posted: Wed Jul 13, 2022 8:09 pm
a) \(\frac{5}{270},\frac{7}{\sqrt{270}},\frac{14}{\sqrt{270}}\)
b) –\(\frac{7}{\sqrt{270}}, \frac{7}{\sqrt{270}},\frac{7}{\sqrt{270}}\)
c) –\(\frac{5}{\sqrt{270}}, \frac{7}{\sqrt{270}},\frac{14}{\sqrt{270}}\)
d) –\(\frac{5}{\sqrt{20}}, \frac{7}{\sqrt{720}},\frac{14}{\sqrt{270}}\)
b) –\(\frac{7}{\sqrt{270}}, \frac{7}{\sqrt{270}},\frac{7}{\sqrt{270}}\)
c) –\(\frac{5}{\sqrt{270}}, \frac{7}{\sqrt{270}},\frac{14}{\sqrt{270}}\)
d) –\(\frac{5}{\sqrt{20}}, \frac{7}{\sqrt{720}},\frac{14}{\sqrt{270}}\)