an object is thrown upward from the top of a tower. its height is above the ground in feet at t seconds after it is thrown is given by
f(t)= -16t^2 +128t+144
a. at what time does the object hit the ground
b. how fast is it going as it hits the ground
c. how high does it go
d. how tall is the tower
e. what is the objects velocity as it passes the top of the tower on its way down.

Please answer this, I need to know how to do it before my finals

Question

an object is thrown upward from the top of a tower. its height is above the ground in feet at t seconds after it is thrown is given by 
 f(t)= -16t^2 +128t+144
a. at what time does the object hit the ground
b. how fast is it going as it hits the ground
c. how high does it go
d. how tall is the tower
e. what is the objects velocity as it passes the top of the tower on its way down.

Please answer this, I need to know how to do it before my finals

anonymous · Answer

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