Multiple Choice Questions on Find the complete set of values of a for which the quadratic x2 ax a 2 0 has equal roots ........ for NDA Exam Preparation

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Multiple Choice Questions

Find the complete set of values of a for which the quadratic x2 ax a 2 0 has equal roots ........

Mathematics (NDA) Algebra
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    Find the complete set of values of a for which the quadratic x2 - ax + a + 2 = 0 has equal roots.

     

    2+\sqrt{}12

    Incorrect Answer

    2-\sqrt{}12

    Incorrect Answer

    2 + \sqrt{}12, 2-\sqrt{}12

    Correct Answer

    None of these

    Incorrect Answer
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