If the lines 2 x + 3 y + 1 = 0 and 3 x − y − 4 = 0 lie along diameters of a circle of circumference 10 π , then the equation of the circle is

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Intersection of given lines is the centre of the circle i.e. ( 1 , − 1 ) Circumference = 10 π ⇒ radius r = 5 ⇒ equation of circle is x 2 + y 2 − 2 x + 2 y − 23 = 0

Mathematics - Circle Question with Solution | TestHub

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