Find the angle between the vectors \(\vec{a}=-\hat{i}+\hat{j}-\hat{k}\) and \(\vec{b}=\hat{i}-\hat{j}\)
Posted: Wed Jul 13, 2022 8:09 pm
a) \(cos^{-1}-\frac{\sqrt{3}}{2}\)
b) \(cos^{-1}-\frac{2}{\sqrt{3}}\)
c) \(cos^{-1}-\sqrt{2}\)
d) \(cos^{-1}-\sqrt{\frac{3}{2}}\)
b) \(cos^{-1}-\frac{2}{\sqrt{3}}\)
c) \(cos^{-1}-\sqrt{2}\)
d) \(cos^{-1}-\sqrt{\frac{3}{2}}\)