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Consider a family of circle which are pa...

Consider a family of circle which are passing through the point (-1,1) and are tangent to x-axis .If (h,k ) are the coordinates of the centre of the circles, then the set of values of k is given by the interval

A

`kge1/2`

B

`kge1/2`

C

`kle1/2`

D

`0ltklt1/2`

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