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Questions  

y2=16x is a parabola and x2+y2=16 is a circle . Then 

a
circle passes through the vertex of the parabola
b
circle touches the parabola at the vertex
c
circle passes through the focus of the parabola
d
circle lies inside the parabola.

detailed solution

Correct option is C

Centre of the circle is the origin, the vertex of the parabola and the focus of the parabola is A (4, 0). The circle passes through A.

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