Plot the point 3, 5π
3​, given in polar​ coordinates, and find other polar coordinates (r,θ) of the point for which the following are true.
​(a) r>0, −2π≤θ<0 ​(b) r<0, 0≤θ<2π ​(c) r>0, 2π≤θ<4π
Select the correct graph that represents the point 3,
5π
3 below.