Convert the polar equation to rectangular form. Identify the curve.r = -6
A. x + y = 6; a line with slope -6 and y-intercept 0
B. x2 + y2 = 36; circle centered at (0, 0) with radius 6
C. x + y = 36; a line with slope -6 and y-intercept 0
D. x2 + y2 = -36; circle centered at (0, 0) with radius 6
Answer: B
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