document.write( "Question 301907: 8t2 + 18t + 9
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Algebra.Com's Answer #216492 by london maths tutor(243) $\"\"$ $\"About$

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8t^2 + 18t + 9 = 0 \r
\n" ); document.write( "\n" ); document.write( "( 2t + 3) ( 4t + 3) = 0\r
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\n" ); document.write( "\n" ); document.write( "This gives:\r
\n" ); document.write( "\n" ); document.write( "2t+3 = 0
\n" ); document.write( "t = -3/2 = -1 1/2 \r
\n" ); document.write( "\n" ); document.write( "or \r
\n" ); document.write( "\n" ); document.write( "4t + 3 = 0
\n" ); document.write( "t = -3/4 \r
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