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25 points.β
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Mathematics, 21.06.2019 19:00
After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?
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Mathematics, 21.06.2019 19:30
John checked his watch and said that it is thursday, 7 am. what will the day and time be 2006 hours plzzz i will give you 100 points
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Mathematics, 21.06.2019 19:30
Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.
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Mathematics, 22.06.2019 00:00
The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?
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Mathematics, 18.11.2020 18:30
French, 18.11.2020 18:30
Mathematics, 18.11.2020 18:30
Mathematics, 18.11.2020 18:30
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English, 18.11.2020 18:30
Mathematics, 18.11.2020 18:30