document.write( "Question 886814: Please help me solve this problem: A ball is projected upward from ground level. After t seconds, its height in feet is a function defined by f(t)=-16t^2 + 96t. After how many seconds will it reach a height of 128 feet? \n" ); document.write( "
Algebra.Com's Answer #536184 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Please help me solve this problem: A ball is projected upward from ground level. After t seconds, its height in feet is a function defined by f(t)=-16t^2 + 96t. After how many seconds will it reach a height of 128 feet? \n" ); document.write( "----- \n" ); document.write( "-16t^2 + 96t = 128 \n" ); document.write( " |