document.write( "Question 1151497: A water balloon thrown vertically in the air reaches its peak height after 2 seconds. If its height, as a function of time, is given by h(t)=-16t^2+bt+6, then find the value of b. \n" ); document.write( "

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A water balloon thrown vertically in the air reaches its peak height after 2 seconds.
\n" ); document.write( " If its height, as a function of time, is given by h(t)=-16t^2+bt+6, then find the value of b.
\n" ); document.write( ":
\n" ); document.write( "Using the axis of symmetry formula; t = -b/(2a) where
\n" ); document.write( " $\"%28-b%29%2F%282%2A-16%29\"$ = 2
\n" ); document.write( ":
\n" ); document.write( "-b = 2*-32
\n" ); document.write( "b = 64 ft per second \n" ); document.write( "

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