Question

How do you convert `r=1/(1+sinθ)` to rectangular form?

Answer 1

`sqrt(x^2+y^2) + y = 1`

Explanation:

`r(1+sin theta)=1`

`r+rsin theta)=1`

Use formulas
`x=rcos theta,y=rsin theta,x^2+y^2=r^2`

`sqrt(x^2+y^2) + y = 1`