![subject](/tpl/images/cats/mat.png)
Mathematics, 14.11.2020 03:30 kadeWayne
A hovercraft takes off from a platform. Its height (in meters), xxx seconds after takeoff, is modeled by: h(x)=-2x^2+20x+48h(x)=−2x 2 +20x+48h, left parenthesis, x, right parenthesis, equals, minus, 2, x, squared, plus, 20, x, plus, 48 How many seconds after takeoff will the hovercraft reach its maximum height?
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:00
Leo has b boxes of pencils. each box contains 6 pencils. he has a total of 42 pencils. the equation that represents this situation the value of b that makes the equation true the first one is b+6=42,6b=42,b=42+6,or 42b=6 the second one are 7,836 48
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:30
What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?
Answers: 1
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:30
The difference between the measures of two complementary angles is 14. find the measure of both angles.
Answers: 1
You know the right answer?
A hovercraft takes off from a platform. Its height (in meters), xxx seconds after takeoff, is modele...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 14.01.2021 19:20
![question](/tpl/images/cats/mkx.png)
Arts, 14.01.2021 19:20
![question](/tpl/images/cats/pravo.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 14.01.2021 19:20
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 19:20
![question](/tpl/images/cats/fr.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 19:20
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 19:20
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 14.01.2021 19:20
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 14.01.2021 19:20
![question](/tpl/images/cats/geografiya.png)
Geography, 14.01.2021 19:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/User.png)
Engineering, 14.01.2021 19:20
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 19:20
![question](/tpl/images/cats/istoriya.png)