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If l be the ratio of the roots of the quadratic equation in x, 3m^2x^2 + m(m – 4) x + 2 = 0,

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If l be the ratio of the roots of the quadratic equation in x, 3m2x2 + m(m – 4) x + 2 = 0, then the least value of m for which λ + 1/λ = 1, is

(1) 2 - √3

(2) -2 + √2

(3) 4 - 2√3

(4) 4 - 3√2

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The correct option (4) 4 - 3√2   

Explanation:

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