Answer to Question #1256 in Algebra for Na

Question #1256
s=ut+at²/2. make t the subject of the formula
1
Expert's answer
2010-12-28T13:17:35-0500
You have to solve the quadratic equation respect to t:
at2/2+ut-s=0;
D=u2+2as;
t1 = 2(-u +√(u2+2as))/a.
t2 = 2(-u -√(u2+2as))/a.


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