circle

Related Questions

• If the ratio of the lengths of tangents drawn from the point $(f,g)$ to the given circle ${{x}^{2}}+{{y}^{2}}=6$ and ${{x}^{2}}+{{y}^{2}}+3x+3y=0$ be 2 : 1, then

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• If the radius of the circle ${{x}^{2}}+{{y}^{2}}+2gx+2fy+c=0$ be r, then it will touch both the axes, if

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• The value of $\lambda $ , for which the circle ${{x}^{2}}+{{y}^{2}}+2\lambda x+6y+1=0$ , intersects the circle ${{x}^{2}}+{{y}^{2}}+4x+2y=0$ orthogonally is

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• The equation of the circle of radius 5 and touching the coordinate axes in third quadrant is

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• The gradient of the normal at the point (–2, –3) on the circle ${{x}^{2}}+{{y}^{2}}+2x+4y+3=0$ is

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