circle

Related Questions

• For the given circles ${{x}^{2}}+{{y}^{2}}-6x-2y+1=0$ and ${{x}^{2}}+{{y}^{2}}+2x-8y+13=0$ , which of the following is true

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• The two circles ${{x}^{2}}+{{y}^{2}}-2x-3=0$ and ${{x}^{2}}+{{y}^{2}}-4x-6y-8=0$ are such that

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

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• If polar of a circle ${{x}^{2}}+{{y}^{2}}={{a}^{2}}$ with respect to $(x',y')$ is $Ax+By+C=0$ , then its pole will be

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• If $\frac{x}{\alpha }+\frac{y}{\beta }=1$ touches the circle ${{x}^{2}}+{{y}^{2}}={{a}^{2}}$ , then point $(1/\alpha ,\,1/\beta )$ lies on a/an

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