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     EduGorilla 
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    The equation x3 – 3x + [a] = 0, will have three real and distinct roots if –

     (where [ ] denotes the greatest integer function)

    Options :-

    1. a ∈ (–∞, 2)

    2. a ∈ (0,2)

    3. a ∈ (–∞, -2) U (0, ∞)

    4. a ∈ [–1, 2)

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