document.write( "Question 22393: Show each step in multiplying/dividing the following rational expressions:
\n" ); document.write( "a. [(2x^2 - x - 3))/(3x^2 + 7x + 4)] · [(3x^2 - 11x - 20)/(4x^2 - 9)]
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Algebra.Com's Answer #11842 by AnlytcPhil(1807)\"\" \"About 
You can put this solution on YOUR website!
Show each step in multiplying/dividing the \r\n" );
document.write( "following rational expressions: \r\n" );
document.write( "a. \r\n" );
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document.write( "  2x2 - x - 3     3x2 - 11x - 20\r\n" );
document.write( "—————————————— · ————————————————\r\n" );
document.write( " 3x2 + 7x + 4        4x2 - 9\r\n" );
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document.write( "Factor all numerators and denominators:\r\n" );
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document.write( " (2x-3)(x+1)     (3x+4)(x-5)\r\n" );
document.write( "————————————— · ——————————————\r\n" );
document.write( " (3x+4)(x+1)     (2x-3)(2x+3)\r\n" );
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document.write( "Put all the numerator and denominator factors \r\n" );
document.write( "together as one fraction.\r\n" );
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document.write( " (2x-3)(x+1)(3x+4)(x-5)\r\n" );
document.write( "—————————————————————————\r\n" );
document.write( " (3x+4)(x+1)(2x-3)(2x+3)\r\n" );
document.write( " \r\n" );
document.write( "Cancel the (2x-3)'s\r\n" );
document.write( "  \r\n" );
document.write( "    1\r\n" );
document.write( " (2x-3)(x+1)(3x+4)(x-5)\r\n" );
document.write( "—————————————————————————\r\n" );
document.write( " (3x+4)(x+1)(2x-3)(2x+3)\r\n" );
document.write( "              1\r\n" );
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document.write( " (x+1)(3x+4)(x-5)\r\n" );
document.write( "———————————————————\r\n" );
document.write( "   (3x+4)(x+1)\r\n" );
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document.write( "Cancel the (x+1)'s\r\n" );
document.write( "\r\n" );
document.write( "   1\r\n" );
document.write( " (x+1)(3x+4)(x-5)\r\n" );
document.write( "———————————————————\r\n" );
document.write( "   (3x+4)(x+1)\r\n" );
document.write( "           1\r\n" );
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document.write( " (3x+4)(x-5)\r\n" );
document.write( "—————————————\r\n" );
document.write( "   (3x+4)\r\n" );
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document.write( "Cancel the (3x+4)'s\r\n" );
document.write( "\r\n" );
document.write( "   1 \r\n" );
document.write( " (3x+4)(x-5)\r\n" );
document.write( "—————————————\r\n" );
document.write( "   (3x+4)\r\n" );
document.write( "     1\r\n" );
document.write( "\r\n" );
document.write( "  (x-5)\r\n" );
document.write( " ———————\r\n" );
document.write( "    1 \r\n" );
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document.write( "or just\r\n" );
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document.write( "   x-5\r\n" );
document.write( "\r\n" );
document.write( "Edwin\r\n" );
document.write( "AnlytcPhil@aol.com
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