document.write( "Question 1176735: A disc is thrown into the air with an upward velocity of 20 ft/s. Its height h in feet after t seconds is given by the function h = - 16t^2+ 20t + 6. What is the maximum height the disc reaches? How long will it take the disc to reach the maximum height? How long does it take for the disc to be caught 3 feet off the ground? \n" ); document.write( "

Algebra.Com's Answer #804277 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi\r\n" );
document.write( "h = -16t^2+ 20t + 6\r\n" );
document.write( "max at t = 20/32 = 5/8 sec to reach max\r\n" );
document.write( "h(5/8) = 12.25ft max height\r\n" );
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document.write( "How long does it take for the disc to be caught 3 feet off the ground?\r\n" );
document.write( " 1.3858 sec\r\n" );
document.write( "Wish You the Best in your Studies.\r\n" );
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