Quadratic equations

Home Forums Math Olympiad, I.S.I., C.M.I. Entrance Quadratic equations

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  • #78189
    Khushi Sharma
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    #78508

    let f(x)=x^1/3 + x^1/2 -1 f(x) is continuous on R and f(64)=13>0 f(1/64)=-5/8 <0 therefore by intermediate value theorem there exists a root between 1/64 and 64

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