Radius of the tangent circle that can be dawn to pass through the point (0, 7), (0, 6) and touching the -axis is |
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a) |
b) |
c) |
d) |

Radius of the tangent circle that can be dawn to pass through the point (0, 7), (0, 6) and touching the -axis is |
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a) |
b) |
c) |
d) |

1 Answer

127 votes

**(c)**

Equation of any circles through (0, 1) and (0, 6) is

If it touches -axis, then should have equal roots

Radius of these circles units

That means we can draw two circles but radius of both circles is

127 votes

127