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[" 5.A circle of radius "2" has its cent...

[" 5.A circle of radius "2" has its centre at "(2,0)" and another circle "],[" of radius "1" has its centre at "(5,0)" .A line is tangent to the "],[" two circles at point in the first quadrant.The "y" -intercept "],[" of the tangent line is "],[[" (a) "sqrt(2)," (b) "2sqrt(2)," (c) "3sqrt(2)," (d) "4sqrt(2)]]

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