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    Hi guys,
    I'm trying to to find out the value of t in the equation i attached you here, it's basically my working as well and the answer which is a bit different with what text book says i also attached the text book way of working to find the value of t would you please have a look at it and let me know what part I've done wrong
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    (Original post by Alen.m)
    Hi guys,
    I'm trying to to find out the value of t in the equation i attached you here, it's basically my working as well and the answer which is a bit different with what text book says i also attached the text book way of working to find the value of t would you please have a look at it and let me know what part I've done wrong
    not sure what are you trying to do
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    Take another look at the part when you go from  \displaystyle \cos t = \frac{5\sqrt{3}}{15} \sin t
    to the the next of your working out. It's not quite right. There should be an =0 on the last line of your working.
 
 
 
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