sorry i dont see how to put the bounds in but they are 0<[tex]\vartheta[/tex]<[tex]\pi[/tex]/2 and 0<r<2acos[tex]\vartheta[/tex]
I know that r=sin[tex]\vartheta[/tex]
The Attempt at a Solution
Im really not sure where to start my text is terrible. I really dont know how to treat it with the double angle.
thanks for any help
sorry meant to put converting polar to rectangular.