class 11 Math Co-ordinate Geometry Straight Lines

The radius of a circle, having minimum area, which touches the curve $y=4−x_{2}$and the lines $y=∣x∣$is :$4(2 −1)$ (2) $4(2 +1)$ (3) $2(2 +1)$ (4) $2(2 −1)$

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straight lines

parabola

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circles

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