54. If a variable circle `C` touches the x-axis atouches the circle x2 + (y –1)` =1 externallythen the locus of centre of `C` can be 1) x² =4y intersection {(0,y): y

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Deepak Kumar Shringi · Answer

Namratha kris balram · Answer

The answer given is 4 . Even I believe it is 1 St option . But can you please explain why it is 4 the option

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54. If a variable circle `C` touches the x-axis atouches the circle x2 + (y –1)` =1 externallythen the locus of centre of `C` can be 1) x² =4y intersection {(0,y): y

54. If a variable circle `C` touches the x-axis atouches the circle x2 + (y –1)` =1 externallythen the locus of centre of `C` can be 1) x² =4y intersection {(0,y): y

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