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a circlewith its center at focus of the parabola y 2 =8x and touching its directrix intersects the parabola at points A,B . then lengthAB is equal to?
Dear student Centre of circle is (2,0)While directrix of parabola is:x + 2 = 0Hence this line is a tangent to circle Hnec equation of circle (x -2)² + y² = 4² Now solve circle amd parabola
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