document.write( "Question 310938: A pine cone falls from a tree branch that is 144 feet above the ground. After how many seconds does the pine cone land on the ground ? \n" ); document.write( "
Algebra.Com's Answer #222363 by Edwin McCravy(20060)\"\" \"About 
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A pine cone falls from a tree branch that is 144 feet above the ground. After how many seconds does the pine cone land on the ground ?\r
\n" ); document.write( "\n" ); document.write( "\"distance+=+16time%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"144+=+16t%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"144%2F16+=+16t%5E2%2F16\"\r
\n" ); document.write( "\n" ); document.write( "\"9+=+t%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"3+=+t\"\r
\n" ); document.write( "\n" ); document.write( "3 seconds.
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