Mathematics, 26.10.2020 17:10 maxi12312345
A rocket is launched from a tower. The height of the rocket, y in feet, is related to the time after launch, x in seconds, by the given equation. Using this equation, find the time that the rocket will hit the ground, to the nearest 100th of second. y= -16x^2+189x+79
Answers: 3
Another question on Mathematics
Mathematics, 21.06.2019 18:00
My math teacher told my class to "steal" a 6th grade fraction word problem from the internet, word problems? : -p requirements: only a 1 step word problem. needs to be complex.
Answers: 1
Mathematics, 21.06.2019 19:30
Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?
Answers: 2
Mathematics, 21.06.2019 19:40
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Mathematics, 21.06.2019 21:00
Carmen ayer en el mercado compro 3/4 kg de guayabas, 6/8 kg de peras, 1/2 kg de naranjas ¿cuantos kilogramos de fruta compro?
Answers: 2
You know the right answer?
A rocket is launched from a tower. The height of the rocket, y in feet, is related to the time after...
Questions
History, 22.10.2019 05:00
Mathematics, 22.10.2019 05:00
History, 22.10.2019 05:00
Biology, 22.10.2019 05:00
Social Studies, 22.10.2019 05:00
History, 22.10.2019 05:00
Health, 22.10.2019 05:00
