document.write( "Question 263030: I need your help on this problem:
\n" ); document.write( "4t^2+9=12t
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Algebra.Com's Answer #193782 by stanbon(75887)\"\" \"About 
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I need your help on this problem:
\n" ); document.write( "4t^2+9=12t
\n" ); document.write( "4t^2 - 12t + 9 = 0
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\n" ); document.write( "Think of two numbers whose product is 4*9 = 36
\n" ); document.write( "and whose sum is -12.
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\n" ); document.write( "The numbers are -6 and -6.
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\n" ); document.write( "Replace -12t by -6t-6t:
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\n" ); document.write( "4t^2 - 6t -6t +9 = 0
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\n" ); document.write( "Factor the 1st two and the last two terms separatel
\n" ); document.write( "2t(2t-3)-3(2t-3) = 0
\n" ); document.write( "Factor again:
\n" ); document.write( "(2t-3)(2t-3) = 0
\n" ); document.write( "t = 3/2 with multiplicity two.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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