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OpenStudy (anonymous):
4.9t^2-225t+620=0
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OpenStudy (anonymous):
numbers are too ugly. multiply all by 10, then apply quadratic formula x= (-b+||- sqrt (b^2-4ac))/2a
OpenStudy (anonymous):
Do you know what that would be still alittle lost.
OpenStudy (anonymous):
\[t=(-b \pm \sqrt(b^2-4ac))/2a\] you know that (after multiplying by 10), a is 49, b is -2250, c is 6250. Sorry numbers are too huge, but we got calculators.
OpenStudy (anonymous):
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