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OpenStudy (anonymous):
t= -11+- (sq root) 81 /4 my teacher wants simplified form so would it just be t= -11+-9/4?
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OpenStudy (nirmalnema):
-11 + - 9/2 (-22(-+) 9 ) / 2
OpenStudy (nirmalnema):
\[\sqrt{81/4} or \sqrt{81}/4\]
OpenStudy (anonymous):
\[\sqrt{81}/4=4.5\]
OpenStudy (anonymous):
Actually the final answers were t=0, -1/2, -5
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