Find the angle between the vectors \(\vec{a}=\hat{i}-\hat{j}+2\hat{k} \,and \,\vec{b}=3\hat{i}+2\hat{j}+4\hat{k}\).
Posted: Wed Jul 13, 2022 8:09 pm
a) \(cos^{-1}\sqrt{\frac{58}{3}}\)
b) \(cos^{-1}\frac{\sqrt{58}}{3}\)
c) \(cos^{-1}\frac{58}{3\sqrt{3}}\)
d) \(cos^{-1}\frac{\sqrt{58}}{3\sqrt{3}}\)
b) \(cos^{-1}\frac{\sqrt{58}}{3}\)
c) \(cos^{-1}\frac{58}{3\sqrt{3}}\)
d) \(cos^{-1}\frac{\sqrt{58}}{3\sqrt{3}}\)