Mathematics, 26.08.2019 11:30 GiselNeedsHelp101
Afirecracker shoots up from a hill 140 feet high with an initial speed of 100 feet per second. using the formula h(t) = −16t2 + vt + s, approximately how long will it take the firecracker to hit the ground?
5 seconds
7 seconds
9 seconds
11 seconds
Answers: 2
Mathematics, 21.06.2019 21:30
Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?
Answers: 1
Mathematics, 21.06.2019 23:40
Me d is also an option but i couldn't get it in the picture
Answers: 2
Mathematics, 22.06.2019 04:50
Astudy claims that the mean age of online dating service users is 40 years. some researchers think this is not accurate and want to show that the mean age is not 40 years. identify the null hypothesis, h0, and the alternative hypothesis, ha, in terms of the parameter μ. select the correct answer below: h0: μ≥40; ha: μ< 40 h0: μ≤40; ha: μ> 40 h0: μ≠40; ha: μ=40 h0: μ=40; ha: μ≠40
Answers: 3
Afirecracker shoots up from a hill 140 feet high with an initial speed of 100 feet per second. using...
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