$AB$ is any chord of the circle $x^2+y^2-6x-8y-11=0,$which subtend $90^\circ$ at $(1,2)$.If locus of mid-point of $AB$ is circle $x^2+y^2-2ax-2by-c=0$

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Finding the value of $k$ for the equation of a circle

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score 254 · Answer 15 · 2026-04-13 19:40:08

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degrees to radians conversion by multiplying into 360 degrees

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$AB$ is any chord of the circle $x^2+y^2-6x-8y-11=0,$which subtend $90^\circ$ at $(1,2)$.If locus of mid-point of $AB$ is circle $x^2+y^2-2ax-2by-c=0$

Finding the value of $k$ for the equation of a circle

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