subject
Mathematics, 28.04.2021 20:30 bri9263

A penny is dropped from a height of 144 ft. Calculate the time between when the rock was dropped and when it landed. If we choose "down" as positive and ignore air friction, the function is h(t) = 16t^2 - 144. answers
t = 9seconds
t = 3 seconds
t = 18 seconds
t = 10 seconds ​

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 13:00
Find csc x if sin x + cot x cos x =√3 a. 9 b. 3 c. √(3)/2 d. √(3)
Answers: 1
question
Mathematics, 21.06.2019 23:30
Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.
Answers: 1
question
Mathematics, 22.06.2019 01:30
How do you write 0.5% as a fraction
Answers: 1
question
Mathematics, 22.06.2019 01:30
If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2
Answers: 1
You know the right answer?
A penny is dropped from a height of 144 ft. Calculate the time between when the rock was dropped and...
Questions
question
Social Studies, 13.03.2020 22:11
Questions on the website: 13722361