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OpenStudy (anonymous):
A circle can be defined by an equation x2 + y2 + ax + by + c = 0. Find an equation of a circle that passes through (-4, 1), (3, 0) and (5,4).
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OpenStudy (anonymous):
x^2+ y^2
OpenStudy (anonymous):
substitute the three points in the equation and find a,b,c
OpenStudy (anonymous):
it is simultaneous equations.
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