Mathematics, 06.12.2019 05:31 kamryn69
Hi!a woman drops a front door key to her husband from their apartment window several stories above the ground. the function h=-16t^2 +64 gives the height h of the key in feet, t seconds after she releases it.
a/ how long does it take the key to reach the ground?
b/ what are the reasonable domain and range for the function h?
Answers: 1
Mathematics, 21.06.2019 18:20
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
Answers: 1
Mathematics, 21.06.2019 19:30
Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?
Answers: 1
Hi!a woman drops a front door key to her husband from their apartment window several stories above t...
Mathematics, 17.07.2020 20:01
Mathematics, 17.07.2020 20:01
Mathematics, 17.07.2020 21:01
Mathematics, 17.07.2020 21:01
Mathematics, 17.07.2020 21:01
Mathematics, 17.07.2020 21:01
Mathematics, 17.07.2020 21:01
Mathematics, 17.07.2020 21:01
Biology, 17.07.2020 21:01