Find another representation of (r, theta)

[88m]

:?: Find another representation, (r, ?), for the point under the given conditions.
(6,?/3),r>0 and 2?<?<4?

1. (6,-5/3?) 2. (6,-2 /3?) 3. (6,-4/3?) 4. (6,7/3?)
where do I start inorder to solve this problem to arrive at one of the 4 listed answers.

 

[stapel]

:?: Find another representation, (r, ?), for the point under the given conditions.
(6,?/3),r>0 and 2?<?<4?

Aren't angle values cyclic...? :wink:

Eliz.