Question

asked 2021-05-29

Find a Cartesian equation for the curve and identify it.

\(r = 7 \cos (\theta)\)

\(r = 7 \cos (\theta)\)

asked 2021-09-02

Find a Cartesian equation for the curve and identify it.

\(\displaystyle{r}^{{2}}{\cos{{2}}}\theta={1}\)

\(\displaystyle{r}^{{2}}{\cos{{2}}}\theta={1}\)

asked 2021-05-08

\(x =\sin \left(\frac{\theta}{2}\right), y = \cos \left(\frac{\theta}{2}\right), -\pi \leq \theta \leq \pi\) (a) Eliminate the parameter to find a Cartesian equation of the curve. and how does thecurve look

asked 2021-06-11

Use a double integral to find the area of the region. The region inside the cardioid \(r=1+\cos \theta\) and outside the circle \(r=3 \cos \theta\)