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JEE MATHEMATICS MCQ: THEORY OF EQUATION

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The quadratic equation with rational coefficients, one of whose roots is 12+5\frac{1}{2+\sqrt{5}}, is
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Correct option: A
x2+4x−1=0x^2+4 x-1=0
Option A (x2+4x−1=0x^2+4 x-1=0) is correct because it is the quadratic equation with rational coefficients having 12+5\frac{1}{2+\sqrt{5}} as one of its roots.

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