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

question 422

Multiple Choice

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

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

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