circle

Related Questions

• The equation of the circle which touches x-axis at (3, 0) and passes through (1, 4) is given by

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• The normal to the circle ${{x}^{2}}+{{y}^{2}}-3x-6y-10=0$ at the point (–3, 4), is

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• For $a{{x}^{2}}+2hxy+3{{y}^{2}}+4x+8y-6=0$ to represent a circle, one must have

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• The radius of the circle passing through the point (6, 2) and two of whose diameters are $x+y=6$ and $x+2y=4$ is

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• The equation of the tangent at the point $\left( \frac{a{{b}^{2}}}{{{a}^{2}}+{{b}^{2}}},\frac{{{a}^{2}}b}{{{a}^{2}}+{{b}^{2}}} \right)$ of the circle ${{x}^{2}}+{{y}^{2}}=\frac{{{a}^{2}}{{b}^{2}}}{{{a}^{2}}+{{b}^{2}}}$ is

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