subject
Mathematics, 17.12.2020 05:30 rileyeddins1010

A ball is thrown downward from the top of a 140-foot building with an initial velocity of 15 feet per second. The height of the ball h after t seconds is given by the equation h=-16t^2 - 15t + 140 How long after the ball is thrown will it strike the ground?
[___} sec
(Round to the nearest tenth as needed.)

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]
Answers: 1
question
Mathematics, 21.06.2019 18:00
Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths
Answers: 2
question
Mathematics, 21.06.2019 19:30
What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)
Answers: 1
question
Mathematics, 21.06.2019 23:00
Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. chapter reference how much punch can she make if she has only 6 cups of plum juice?
Answers: 1
You know the right answer?
A ball is thrown downward from the top of a 140-foot building with an initial velocity of 15 feet pe...
Questions
question
History, 31.10.2019 10:31
Questions on the website: 13722361