Section 13.2: Derivatives and Integrals of Vector Functions
Exercise 13
Find the derivative of the vector function. \(\mathbf{r}(t) = t\sin t \mathbf{i} + e^t\cos t \mathbf{j} + \sin t \cos t \mathbf{k}\)
Find the derivative of the vector function. \(\mathbf{r}(t) = t\sin t \mathbf{i} + e^t\cos t \mathbf{j} + \sin t \cos t \mathbf{k}\)