Question
Find the exact length of the curve. Use a graph to determine the parameter interval.r=\cos^2(\theta/2)
Answers (1)
2021-06-06
Relevant Questions
asked 2021-03-09
Given \(\displaystyle{r}′{\left({t}\right)}=⟨{\sec{{2}}}{t},−{\sin{{t}}}⟩\), find the arc length of the curve r(t) on the interval \(\displaystyle{\left[-\frac{\pi}{{3}}\right]}\)
asked 2021-01-08
Find, correct to four decimal places, the length of the curve of intersection of the cylinder \(\displaystyle{4}{x}^{{2}}+{y}^{{2}}={4}\) and the plane \(x + y + z = 5.\)
asked 2021-02-24
Graph the plane curve defined by the parametric equations \(x = 125 \cos t\ and\ y = 125 \sin t\)
asked 2021-05-14
Change from rectangular to spherical coordinates. (Let \(\rho\geq0,\ 0\leq\theta\leq 2\pi\), and \(0\leq\phi\leq\pi.)\)
a) \((0,\ -8,\ 0)(\rho,\theta, \phi)=?\)
b) \((-1,\ 1,\ -2)(\rho, \theta, \phi)=?\)
