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    Can you help me out with this question?
    The points scored for running 200 metres are worked out using the formula
    p²=5(42.5-T)²
    Work out the time, in seconds it took Timmy to run 200 metres
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    Is this all the information youre given?
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    (Original post by Kavin123)
    Can you help me out with this question?
    The points scored for running 200 metres are worked out using the formula
    p²=5(42.5-T)²
    Work out the time, in seconds it took Timmy to run 200 metres
    square root both sides, divide both sides by square root 5, resolve for t and god help you because this question isn't clear about what p is
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    (Original post by Hajra Momoniat)
    Is this all the information youre given?
    Sorry didn't give all the information.
    where p² is the number of points scored when the time taken to run 200 metres is T seconds.
    Timmy scores 1280 points in the 200 metres
    work out the time
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    (Original post by goatygoat)
    square root both sides, divide both sides by square root 5, resolve for t and god help you because this question isn't clear about what p is
    Sorry didn't give all the information.
    where p² is the number of points scored when the time taken to run 200 metres is T seconds.
    Timmy scores 1280 points in the 200 metres
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    (Original post by Kavin123)
    Sorry didn't give all the information.
    where p² is the number of points scored when the time taken to run 200 metres is T seconds.
    Timmy scores 1280 points in the 200 metres
    work out the time
    Np
    Do what goaty goat said
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    (Original post by Kavin123)
    Sorry didn't give all the information.
    where p² is the number of points scored when the time taken to run 200 metres is T seconds.
    Timmy scores 1280 points in the 200 metres
    Okay so you have 1280=5(42.5-T)^2 then rearrange to find T.
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    answer is 88.04 seconds
 
 
 
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