circle

Related Questions

• If the length of tangent drawn from the point (5, 3) to the circle ${{x}^{2}}+{{y}^{2}}+2x+ky+17=0$ be 7, then $k =$

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• $y-x+3=0$ is the equation of normal at $\left( 3+\frac{3}{\sqrt{2}},\frac{3}{\sqrt{2}} \right)$ to which of the following circles

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• If the two circles $2{{x}^{2}}+2{{y}^{2}}-3x+6y+k=0$ and ${{x}^{2}}+{{y}^{2}}-4x+10y+16=0$ cut orthogonally, then the value of k is

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• A circle is given by ${{x}^{2}}+{{y}^{2}}-6x+8y-11=0$ and there are two points (0, 0) and (1, 8). These points lie

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• If the equation $p{{x}^{2}}+(2-q)xy+3{{y}^{2}}$ $-6qx+30y+6q=0$ represents a circle, then the values of p and q are

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