circle

Related Questions

• The equation of line passing through the points of intersection of the circles $3{{x}^{2}}+3{{y}^{2}}-2x+12y-9=0$ and ${{x}^{2}}+{{y}^{2}}+6x+2y-15=0$ , is

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• The circle represented by the equation ${{x}^{2}}+{{y}^{2}}+2gx+2fy+c=0$ will be a point circle, if

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• If the straight line $y=mx+c$ touches the circle ${{x}^{2}}+{{y}^{2}}-2x-4y+3=0$ at the point $(2, 3)$, then $c =$

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• The equations of tangents to the circle ${{x}^{2}}+{{y}^{2}}-22x-4y+25=0$ which are perpendicular to the line $5x+12y+8=0$ are

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• Square of the length of the tangent drawn from the point $(\alpha ,\beta )$ to the circle $a{{x}^{2}}+a{{y}^{2}}={{r}^{2}}$ is

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