Find the angle between the lines \(\vec{r}=2\hat{i}+6\hat{j}-\hat{k}+λ(\hat{i}-2\hat{j}+3\hat{k})\) and \(\vec{r}=4\hat{
Posted: Wed Jul 13, 2022 8:09 pm
a) θ=\(cos^{-1}\frac{20}{\sqrt{602}}\)
b) θ=\(cos^{-1}\frac{20}{\sqrt{682}}\)
c) θ=\(cos^{-1}\frac{8}{\sqrt{602}}\)
d) θ=\(cos^{-1}\frac{14}{\sqrt{598}}\)
b) θ=\(cos^{-1}\frac{20}{\sqrt{682}}\)
c) θ=\(cos^{-1}\frac{8}{\sqrt{602}}\)
d) θ=\(cos^{-1}\frac{14}{\sqrt{598}}\)