Question

What is the general form of the equation of a circle with center at (a, b) and radius of length m?

A. x2 + y2 - 2ax – 2by + (a + b2 - m2) = 0
B. x + y2 + 2ax + 2by+(+ 62 - m2) = 0
C. x2 + y2 - 2ax - 2by+ (a + b - m2) = 0
D. x2 + y2 + 2ax + 2by+ 32 +62 = - m
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Answer 1

The correct answer is (C)