document.write( "Question 733288: An object is launched straight up into the air. Its height in feet, or h, after t seconds is given by the equation h = –16t2 + 48t + 10.\r
\n" ); document.write( "\n" ); document.write( "1. Determine how much time (in seconds) has elapsed from the time of launch to the time the object hits the ground.\r
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\n" ); document.write( "\n" ); document.write( "2. Determine how much time has elapsed when the object is 30 feet above the ground.\r
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\n" ); document.write( "\n" ); document.write( "3. Determine the maximum height reached by the projectile.\r
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\n" ); document.write( "\n" ); document.write( "4. Determine the projectile’s distance from the ground at the instant that the projectile is fired.\r
\n" ); document.write( "\n" ); document.write( "a. Show all work.\r
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Algebra.Com's Answer #448343 by lynnlo(4176)\"\" \"About 
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