Determine whether the equation represents a circle

MATHEMATICS · Subjective · CBSE · Mathematics · Conic Sections · Conic Sections

Problem

Determine whether the equation 2(x2+y2)−4x+12y−7=02(x^2 + y^2) - 4x + 12y - 7 = 0 represents a circle. If it does, state its centre and radius.

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