Quadratic equation corresponding to the roots \(2 + \sqrt 5 \) and \(2 - \sqrt 5\) is

1
x2 - 4x - 1 = 0
2
x2 + 4x - 1 = 0
3
x2 - 4x + 1 = 0
4
x2 + 4x + 1 = 0

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