document.write( "Question 343996: Decompose into partial fractions:\r
\n" ); document.write( "\n" ); document.write( "3x^2+13x+20/x^3+4x^2+4x
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Algebra.Com's Answer #246518 by Fombitz(32388)\"\" \"About 
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\n" ); document.write( "\"3x%5E2%2B13x%2B20=A%28x%2B2%29%5E2%2BBx%28x%2B2%29%2BCx\"
\n" ); document.write( "\"3x%5E2%2B13x%2B20=A%28x%5E2%2B4x%2B4%29%2BB%28x%5E2%2B2x%29%2BCx\"
\n" ); document.write( "1.\"x%5E%282%29\":\"A%2BB=3\"
\n" ); document.write( "2.\"x%5E%281%29\":\"4A%2B2B%2BC=13\"
\n" ); document.write( "3.\"x%5E%280%29\":\"4A=20\"
\n" ); document.write( "From eq. 3,
\n" ); document.write( "\"A=5\"
\n" ); document.write( "From eq. 1,
\n" ); document.write( "\"5%2BB=3\"
\n" ); document.write( "\"B=-2\"
\n" ); document.write( "From eq. 2,
\n" ); document.write( "\"4%285%29%2B2%28-2%29%2BC=13\"
\n" ); document.write( "\"20-4%2BC=13\"
\n" ); document.write( "\"C=-3\"
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