Time remaining:
How to come up with an equation for word problem?

label Mathematics
account_circle Unassigned
schedule 1 Day
account_balance_wallet $5

The worded problem is: A ball is thrown upward from the roof of a 25. building. The ball reaches a height of 45 m above the ground after 2s and hits the ground 5s after being thrown. what expression could i use to show function of time?

Oct 18th, 2017

Look at this document for answer: Building Problem.jpg

There are different ways of coming up with this equation. One of the ways is by drawing it in a coordinate plane and finding the vertex form equation y = a(x-h) + k. 

Answer is: f(t) = -5t^2 + 20t + 25; where t>=0

Sep 11th, 2014

Studypool's Notebank makes it easy to buy and sell old notes, study guides, reviews, etc.
Click to visit
The Notebank
...
Oct 18th, 2017
...
Oct 18th, 2017
Oct 19th, 2017
check_circle
Mark as Final Answer
check_circle
Unmark as Final Answer
check_circle
Final Answer

Secure Information

Content will be erased after question is completed.

check_circle
Final Answer