A signal flare is fired into the air from a boat. The height h of the flare in feet after t seconds is h=-16tsquared+160t.
A. How high will the flare travel? When will it reach this maximum height?
B. When will the flare hit the water?
C. Explain how you could use a table and a graph to answer the questions in parts A and B.

Question

A signal flare is fired into the air from a boat. The height h of the flare in feet after t seconds is h=-16tsquared+160t.
A.  How high will the flare travel? When will it reach  this maximum height? 
B.   When will  the flare hit the water?
C.   Explain how you could use a table and a graph to answer the questions in parts A and B.

anonymous · Answer

h=-16t^2+160t
"A. How high will the flare travel? When will it reach this maximum height?"
to find maximum height, we will first want to take the derivative of the equation given:
 h=-16t^2+160t
can you do this for me?

anonymous · Answer

Your a Chevy Girl? Nice(: the highest point of the flare is at 5 seconds and is 400 feet. http://answers.yahoo.com/question/index?qid=20120319171044AAP5zFC

anonymous · Answer

answer giving :(