The Letters X and Y Represent Rectangular Coordinates $$x ^ { 2 } + y ^ { 2 } - 4 x = 0$$

question 2

Multiple Choice

The letters x and y represent rectangular coordinates. Write the equation using polar coordinates (r, θ) .
- $$x ^ { 2 } + y ^ { 2 } - 4 x = 0$$

• A) \(r = 4 \cos \theta\)
• B) \(r \cos ^ { 2 } \theta = 4 \sin \theta\)
• C) \(r \sin ^ { 2 } \theta = 4 \cos \theta\)
• D) \(r = 4 \sin \theta\)

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