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Mathematics 14 Online
OpenStudy (anonymous):

0=-16t^2+100

OpenStudy (gorv):

-100=-16t^2 100=16t^2 10^2=(4t)^2 take square root both sides 10=4t t=10/4 t=2.5

OpenStudy (anonymous):

|dw:1382622699381:dw|

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