a) –\(\frac{2}{\sqrt{166}},\frac{-9}{\sqrt{166}},\frac{2}{\sqrt{166}}\)
b) –\(\frac{9}{\sqrt{166}},\frac{-7}{\sqrt{166}},\frac{2}{\sqrt{166}}\)
c) –\(\frac{9}{\sqrt{66}},\frac{-9}{\sqrt{66}},\frac{2}{\sqrt{66}}\)
d) –\(\frac{9}{\sqrt{166}},\frac{-9}{\sqrt{166}},\frac{2}{\sqrt{166}}\)
Find the direction cosines of the line passing through two points P(-6,7,3) and Q(3,-2,5).
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answerhappygod
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Find the direction cosines of the line passing through two points P(-6,7,3) and Q(3,-2,5).
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