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Thread: Calculus and statistics university questions

  1. #1
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    Calculus and statistics university questions

    [TABLE="width: 1118"]
    [TR="class: panel-title"]
    [TD="colspan: 2"]Section 1 Indices and Logarithms[/TD]
    [/TR]
    [TR]
    [TD][/TD]
    [TD]
    1) Solve Ln(e6x4+7)=7Ln(e6x−4+7)=7 for x.
    The answer (correct to 3 decimal places) is x =
    Marks : 1
    [/TD]
    [/TR]
    [TR="class: panel-title"]
    [TD="colspan: 2"]Section 2 Functions[/TD]
    [/TR]
    [TR]
    [TD][/TD]
    [TD]
    2) Let f(x) = 4x+72x2−4x+72x−2, find f-1(x).
    Answer: (Correct to 3 decimal places) f-1(x) = (-2 x +
    ) / ( x + ).
    Marks : 1
    [/TD]
    [/TR]
    Last edited by topsquark; Aug 25th 2018 at 11:28 AM. Reason: Too many questions
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  2. #2
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    Re: Calculus and statistics university questions

    Quote Originally Posted by sarahlee View Post
    [TABLE="width: 1118"]
    [TR="class: panel-title"]
    [TD="colspan: 2"]Section 1 Indices and Logarithms[/TD]
    [/TR]
    [TR]
    [TD][/TD]
    [TD]
    1) Solve Ln(e6x−4+7)=7Ln(e6x−4+7)=7 for x.
    The answer (correct to 3 decimal places) is x =
    Marks : 1
    [/TD]
    [/TR]
    [TR="class: panel-title"]
    [TD="colspan: 2"]Section 2 Functions[/TD]
    [/TR]
    [TR]
    [TD][/TD]
    [TD]
    2) Let f(x) = −4x+72x−2−4x+72x−2, find f-1(x).
    Answer: (Correct to 3 decimal places) f-1(x) = (-2 x + ) / ( x + ).
    Marks : 1
    [/TD]
    [/TR]
    It seems that the above is totally meaningless.
    Please simply type out the question is clearly stated form.
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  3. #3
    Forum Admin topsquark's Avatar
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    Re: Calculus and statistics university questions

    I have found out that these are exam questions, not homework. I am closing the thread until sarahlee and I come to an agreement with her institution.

    -Dan
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