If the lines 2x + 3y + 1 = 0 and 3x - y - 4 = 0 are diameters of a circle x2 + y2 + px + qy + r = 0 of circumference 10π, then what are the values of p, q, and r?

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If the lines 2x + 3y + 1 = 0 and 3x - y - 4 = 0 are dia... | Mathematics MCQ #132 | Examora | Examora