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Mathematics 23 Online
OpenStudy (anonymous):

Jacob kicks a soccer ball off the ground and in the air with an initial velocity of 33 feet per second. Using the formula H(t) = −16t2 + vt + s, what is the maximum height the soccer ball reaches? 15.1 feet 16.5 feet 17.0 feet 18.2 feet

OpenStudy (lgbasallote):

are you familiar with derivatives? or not?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

draw a graph, and you will figure it out

OpenStudy (anonymous):

it's 17

OpenStudy (anonymous):

the function reaches maxmium when x=-b/2a. so, find the t

OpenStudy (anonymous):

FYI,t=33/32, then, put back into H(t) to find out H

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