circle

Related Questions

• The two circles ${{x}^{2}}+{{y}^{2}}-2x+6y+6=0$ and ${{x}^{2}}+{{y}^{2}}-5x+6y+15=0$

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• $a{{x}^{2}}+2{{y}^{2}}+2bxy+2x-y+c=0$ represents a circle through the origin, if

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• The angle between the tangents from $(\alpha ,\beta )$ to the circle ${{x}^{2}}+{{y}^{2}}={{a}^{2}}$ , is

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• A circle which passes through origin and cuts intercepts on axes a and b, the equation of circle is

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• Through which of the following pairs of points does the circle ${{x}^{2}}+{{y}^{2}}-12x+1=0$ pass

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