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Math Help - Value of x///HELP

  1. #1
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    Value of x///HELP

    Determine the largest value of x
    for which the function f(x)
    = (1000 − x)2 + x2
    is decreasing.
    x =
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  2. #2
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    Re: Value of x///HELP

    Quote Originally Posted by yeatch View Post
    Determine the largest value of x
    for which the function f(x)
    = (1000 − x)2 + x2
    is decreasing.
    x =
    What is the largest $x$ for which $-2(1000-x)+2x<0$ is true?
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