menu
Qammunity
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
A toy rocket launched into the air has a height (h feet) at any given time (t seconds) as h=- 16t^2 + 160t until it hits the ground. At what time(s)is it at a height of 9 feet above the ground?
asked
Jul 11, 2021
64.0k
views
2
votes
A toy rocket launched into the air has a height (h feet) at any given time (t seconds) as h=- 16t^2 + 160t until it hits the ground. At what time(s)is it at a height of 9 feet above the ground?
Mathematics
middle-school
TheKalpit
asked
by
TheKalpit
8.6k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
5
votes
That means the rocket will take 8 seconds to return to the ground. That means the rocket will be at height = h(t) = 112 at t = 7 and t = 1. That means the rocket will be 112 feet above the ground after 1 second and after 7 seconds.
Kevin Jung
answered
Jul 16, 2021
by
Kevin Jung
8.3k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
May 26, 2021
127k
views
A toy car launched into the air has a height (h feet) at any given time (t second) as h= -16t + 160t until it hits the ground. At what times is it at a height of 9 feet above the ground?
Kerstyn
asked
May 26, 2021
by
Kerstyn
7.8k
points
Mathematics
college
2
answers
4
votes
127k
views
asked
Nov 8, 2024
42.8k
views
A model rocket is launched from ground level. It’s flight path is modeled by the following equation Y= -16t^2+160t where h is the height of the rocket above the ground in feet and t is the time after the
JulienD
asked
Nov 8, 2024
by
JulienD
8.3k
points
Mathematics
college
1
answer
2
votes
42.8k
views
asked
Feb 18, 2024
79.0k
views
A rocket is launched from 5 feet above the ground. The height of the rocket above the ground follows the equation h(t)= -16t ² +160t +5 where t is time in seconds and h(t) is height in meters. What is
Poojagupta
asked
Feb 18, 2024
by
Poojagupta
8.3k
points
Physics
high-school
1
answer
4
votes
79.0k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Other Questions
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity