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 17:00
Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.
Answers: 1
question
Mathematics, 21.06.2019 23:00
What is the value of x in the equation7x+2y=48 when y=3
Answers: 2
question
Mathematics, 22.06.2019 00:00
Can someone plz me understand how to do these. plz, show work.in exercises 1-4, rewrite the expression in rational exponent form.[tex]\sqrt[4]{625} \sqrt[3]{512} (\sqrt[5]{4} )³ (\sqrt[4]{15} )^{7}\\ (\sqrt[3]{27} )^{2}[/tex]
Answers: 3
question
Mathematics, 22.06.2019 00:30
Find the solution on the interval [0, 2pi)
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, 28.07.2019 04:33
Questions on the website: 13722367