document.write( "Question 1132659: Ben threw a toy upward from the window of their two story house. It's height h, in feet, in t seconds is given by h = -16t^2+48t+36. After how many seconds will the toy reach the ground? (Hint: the toy will reach the ground ai h=0) \n" ); document.write( "

Algebra.Com's Answer #749752 by ikleyn(52781) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "

\r\n" );
document.write( "\r\n" );
document.write( "At the end of your post you may read the HINT, which explains you what to do.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "You need to solve the equation\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    -16t^2 + 48t + 36 = 0\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "and find its positive root.\r\n" );
document.write( "

\r
\n" ); document.write( "\n" ); document.write( "That's all !\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );