subject
Mathematics, 25.04.2020 06:29 brittanyelliott028

A ball is kicked 4 feet above the ground with an initial vertical velocity of 55 feet per second. The function h(t)=−16t^2+55t+4 represents the height h (in feet) of the ball after t seconds. Using a graph, after how many seconds is the ball 30 feet above the ground? Round your answers to the nearest tenth.
The ball is 30 feet above the ground after __ second(s) and
__second(s).

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:40
Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4
Answers: 2
question
Mathematics, 21.06.2019 19:00
Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f
Answers: 1
question
Mathematics, 21.06.2019 19:30
Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%
Answers: 2
question
Mathematics, 21.06.2019 20:30
Find the zeros of each function. f(x) = 6x^2 - 7x - 20
Answers: 1
You know the right answer?
A ball is kicked 4 feet above the ground with an initial vertical velocity of 55 feet per second. Th...
Questions
question
Mathematics, 18.01.2020 03:31