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Thread: Help Please

  1. Mar 12th, 2008, 11:58 AM #1
    MCccoy
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    Help Please

    hello guys, I got this number on my assignment but i just can't make v the subject of the formula.The number is k/27=v^2/(1-v). I'm asked to make v the subject of the formula but I just can't do it. Some help would be appreciated.
    cheers.
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  2. Mar 12th, 2008, 01:22 PM #2
    VBAhack
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    Re: Help Please

    Do you mean solve the equation for v? If so, just multiply both sides by (1-v) and collect terms. You end up with a quadratic in v that can be solved using the quadratic formula:

    x = ( -b +/- sqrt(b^2 - 4ac) )/(2a)
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    (Links: Cubic Spline Tutorial, Parametric Cubic Spline Tutorial, VB Numerical Routines    )

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  3. Mar 16th, 2008, 06:09 AM #3
    MCccoy
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    Thumbs up Re: Help Please

    Wow that was so great.Thank you very much. cheers.
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