Can someone help me please.
...
Answers: 1
Mathematics, 21.06.2019 18:30
Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?
Answers: 1
Mathematics, 21.06.2019 19:30
The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)
Answers: 3
Mathematics, 25.01.2020 23:31
Social Studies, 25.01.2020 23:31
Social Studies, 25.01.2020 23:31
Computers and Technology, 25.01.2020 23:31
Health, 25.01.2020 23:31
Mathematics, 25.01.2020 23:31
Mathematics, 25.01.2020 23:31
Geography, 25.01.2020 23:31
Mathematics, 25.01.2020 23:31
Social Studies, 25.01.2020 23:31
Mathematics, 25.01.2020 23:31
Advanced Placement (AP), 25.01.2020 23:31
History, 25.01.2020 23:31
Chemistry, 25.01.2020 23:31