What is the lower bound of the polynomial function?

Am I right?

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1 Answer

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  • Jim
    Lv 7
    4 weeks ago

    Lower Bound ≤ f(x) ≤ Upper bound

    Take 1st derivative =0

    4x^3 -3x^2 -4x +5 =0

    x (x (4 x - 3) - 4) + 5 = 0

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