The centre of the circle given by and is |
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a) |
b) |
c) |
(1,3,4) |
d) |
None of these |

The centre of the circle given by and is |
|||||||

a) |
b) |
c) |
(1,3,4) |
d) |
None of these |

1 Answer

127 votes

**(c)**

The equation of a line passing through the centre and normal to the given plane is

) …..(i)

This meets the plane at a point for which we must have

From Eq. (i),

Coordinates of the centre of the circle are (1,3,4)

127 votes

127