Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r = 2 cos ?

Question

A. x² + (y + 1)² = 1; circle, radius 1,
center at (0, -1) in rectangular
coordinates

B. x² + (y - 1)² = 1; circle, radius 1,
center at (0, 1) in rectangular
coordinates

C. (x + 1)² + y² = 1; circle, radius 1,
center at (-1, 0) in rectangular
coordinates

D. (x - 1)² + y² = 1; circle, radius 1,
center at (1, 0) in rectangular
coordinates

Answer 1

Answer: D