Convert the Polar Equation to Rectangular Form $r = 3 \cos \theta$

question 19

Multiple Choice

Convert the polar equation to rectangular form.​ $r = 3 \cos \theta$ ​

• A) \(x ^ { 2 } + y ^ { 2 } + 3 y = 0\)
• B) \(x ^ { 2 } + y ^ { 2 } - 3 = 0\)
• C) \(x ^ { 2 } + y ^ { 2 } - 3 y = 0\)
• D) \(x ^ { 2 } + y ^ { 2 } + 3 x = 0\)
• E) \(x ^ { 2 } + y ^ { 2 } - 3 x = 0\)

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