Find the Polar Coordinates of the Point(s)of Intersection of the Given

Multiple Choice

Find the polar coordinates of the point(s) of intersection of the given curves for 0 $$0 < \theta < 2 \pi .$$
- $$\mathrm { r } = 6 \cos \theta , \mathrm { r } = - 1 + 4 \cos \theta$$

A) $\left( 3 , \frac { 2 \pi } { 3 } \right) , \left( - 3 , \frac { 4 \pi } { 3 } \right)$
B) $\left( 3 , \frac { 5 \pi } { 6 } \right) , \left( 3 , \frac { \pi } { 6 } \right)$
C) $\left( - 3 , \frac { 5 \pi } { 3 } \right) , \left( - 3 , \frac { \pi } { 3 } \right)$
D) $\left( 3 , \frac { 2 \pi } { 3 } \right) , \left( 3 , \frac { 4 \pi } { 3 } \right)$