A baseball player hits the ball into the air. The height h of the baseball can be modeled approximately with the equation h= -0.0004x^2 +0.15x +4, where x is the horizontal distance from home plate. How far away from home plate did the baseball land?

Question

amistre64 · Answer

what is the hieght of a ball when it is on the ground?

anonymous · Answer

well all it gives me is the answer choices 
a) about 400ft
b)about 346ft
c)about 40ft
d)about 25ft

amistre64 · Answer

it gives you the information in the problem, and then you are spose to apply your knowledge of the lessons to it by using critical thinking skills.

anonymous · Answer

I still don't get it

amistre64 · Answer

what is the height of the ball when it is on the ground?

anonymous · Answer

I don't know it doesn't even say it

amistre64 · Answer

does it give you a function to play with?

anonymous · Answer

h= -0.0004x^2 +0.15x +4 is all it gives me

amistre64 · Answer

and what does that function describe for us?  what real-life event is it modeling?

anonymous · Answer

h is the height of the baseball, and x I the horizontal distance from home plate

amistre64 · Answer

ok, now, when a ball lands on the ground ... what is the distance between the ball and the ground?  how high off of the ground is the ball when it has landed on the ground?