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JEE Main & Advanced Mathematics Conic Sections Question Bank Ellipse

  • question_answer
    The equation \[2{{x}^{2}}+3{{y}^{2}}=30\] represents     [MP PET 1988]

    A)            A circle                                      

    B)            An ellipse

    C)            A hyperbola                               

    D)            A parabola

    Correct Answer: B

    Solution :

               \[\frac{{{x}^{2}}}{(30/2)}+\frac{{{y}^{2}}}{(30/3)}=1\]Þ \[\frac{{{x}^{2}}}{15}+\frac{{{y}^{2}}}{10}=1\].


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