A parabola crosses the –axis at () () both to the right of the origin. A circle also passes through these two points. The length of a tangent from the origin to the circle is |
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a) |
b) |
c) |
d) |
A parabola crosses the –axis at () () both to the right of the origin. A circle also passes through these two points. The length of a tangent from the origin to the circle is |
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a) |
b) |
c) |
d) |