conic-section

Related Questions

• The eccentricity of the hyperbola $5{{x}^{2}}-4{{y}^{2}}+20x+8y=4$ is

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• The equation of the common tangent of the parabolas ${{x}^{2}}=108y$ and ${{y}^{2}}=32x$ , is

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• The line $lx+my+n=0$ is a normal to the ellipse $\frac{{{x}^{2}}}{{{a}^{2}}}+\frac{{{y}^{2}}}{{{b}^{2}}}=1$ , if

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• The equation of the tangent to the parabola ${{y}^{2}}=9x$ which goes through the point (4, 10), is

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• If e and e’ are the eccentricities of the ellipse $5{{x}^{2}}+9{{y}^{2}}=45$ and the hyperbola $5{{x}^{2}}-4{{y}^{2}}=45$ respectively, then $ee'=$

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