Hi, I don\'t understand how cramster got this answer. I haveput this problem in

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Hi, I don't understand how cramster got this answer. I haveput this problem in my TI-83 plus several times and im stillnot getting this answer. y= yo+votsin-1/2gt2=0 0=1.8288m +(31.11m) sin 42o-1/2(9.8m/s2)(vo2t2/vo2) 1.8288m + (20.81) -1/2(9.8m/s2)(31.11m)2/vo2 22.645 -4742m2/s2   =4742m3/s2     Answer is 14.47m/s                vo2                 22.645m Hi, I don't understand how cramster got this answer. I haveput this problem in my TI-83 plus several times and im stillnot getting this answer. y= yo+votsin-1/2gt2=0 0=1.8288m +(31.11m) sin 42o-1/2(9.8m/s2)(vo2t2/vo2) 1.8288m + (20.81) -1/2(9.8m/s2)(31.11m)2/vo2 22.645 -4742m2/s2   =4742m3/s2     Answer is 14.47m/s                vo2                 22.645m                vo2                 22.645m

Explanation / Answer

  y  = yo+votsin-1/2gt2=0

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