document.write( "Question 904417: The height of a ball thrown upward from a cliff is given by the function
\n" ); document.write( "h(t) = - 16t 2 + 32 t + 80
\n" ); document.write( "where t is in seconds, and h(t) is in feet. Determine the time at which the ball reaches the maximum height, and the maximum height.
\n" ); document.write( "(Use the vertex formula vertex = ( (-b)/(2a ) ,h((-b)/2a)) ).
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Algebra.Com's Answer #548668 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!
h(t) = - 16t 2 + 32 t + 80 = -16(x-1)^2 + 16 +80 = -16(x-1)^2 +96
\n" ); document.write( "maximum height of 96ft reached in 1 sec \n" ); document.write( "

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