# How do you graph #r=-3#?

##### 1 Answer

Sep 9, 2016

Allowing that r could be negative (against the befitting definition that, as length (modulus ) of a vector,

#### Explanation:

Despite that r is understood as length (modulus ) of the position

vector from pole to the position

to be negative, by identifying the point

So, both

at the pole r = 0 and radius = 3.

The point

theta+pi)#, from the second. .