Further MathematicsCoordinate geometry and conic sectionsWAEC
Find the equation of the circle with centre (2, −3) and radius 4.
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Answer: B. (x − 2)² + (y + 3)² = 16
(x − a)² + (y − b)² = r² with a = 2, b = −3, r = 4.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.