# How do you convert #y=x+x^2+2y^2 # into a polar equation?

##### 1 Answer

Feb 12, 2016

x = r cos(theta), y = r sin(theta).

The equation converts to

r =

#### Explanation:

The given rectangular equation represents an ellipse with center at (- 1/2, 1/4) and axes parallel to axes of coordinates (x, y).