conic-section

Question: The equation of an ellipse whose eccentricity is 1/2 and the vertices are (4, 0) and (10, 0) is



1) $3{{x}^{2}}+4{{y}^{2}}-42x+120=0$
2) $3{{x}^{2}}+4{{y}^{2}}+42x+120=0$
3) $3{{x}^{2}}+4{{y}^{2}}+42x-120=0$
4) $3{{x}^{2}}+4{{y}^{2}}-42x-120=0$
Solution: Explanation: No Explanation
Ellipse

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