Question

How do you graph `r=-5costheta`?

Answer 1

Image of the Graph of `color(blue)(r = - 5 Cos theta` is available in the Explanation.

Explanation:

Image of the graph of `color(blue)(r = - 5 Cos theta`:

I tried to create an Excel data set as shown below to create a Polar Graph using Excel, but with no success.

Hope you find this useful.