Question asks: what is the area between the large petals and small petals for the curve $\displaystyle r=1+2sin3\theta $

Printable View

- Mar 13th 2010, 04:46 PMEm Yeu AnhArea of a Polar Curve
Question asks: what is the area between the large petals and small petals for the curve $\displaystyle r=1+2sin3\theta $

- Mar 13th 2010, 05:38 PMskeeter
- Mar 13th 2010, 06:18 PMEm Yeu Anh
- Mar 14th 2010, 04:20 AMskeeter
started by looking for values of $\displaystyle \theta$ that made r = 3 (tip of a large petal) and r = 0 (petal base).

stumbled onto the value of r = -1 for the tip of the small petal during plotting.

yes, some of us older folks remember how to plot polar graphs by hand.