document.write( "Question 268999: 1. -2/y^2 - 9 + 4y/(y - 3)^2 + 6/3 - y
\n" ); document.write( "2. x^2/3x^2 - 5x - 2 - 2x/3x + 1 divived by 1/x - 2
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Algebra.Com's Answer #197144 by drk(1908)\"\" \"About 
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1. -2/(y^2 - 9) + 4y/(y - 3)^2 + 6/(3 - y)
\n" ); document.write( "factor the denominators to get
\n" ); document.write( "\"-2%2F%28%28y-3%29%28y%2B3%29%29+%2B+4y%2F%28y+-+3%29%5E2+%2B+6%2F%283+-+y%29\"
\n" ); document.write( "change the last sign to minus by the negative 1 rule and we get
\n" ); document.write( "\"-2%2F%28%28y-3%29%28y%2B3%29%29+%2B+4y%2F%28y+-+3%29%5E2+-+6%2F%28y-3%29\"
\n" ); document.write( "our common denominator is (y-3)^2(y+3). We change our numerators as
\n" ); document.write( "\"%28-2%2A%28y-3%29+%2B4y%28y%2B3%29+-6%28y%5E2-9%29%29%2F%28%28y-3%29%5E2%28y%2B3%29%29\"
\n" ); document.write( "simplify the numerator as
\n" ); document.write( "\"%28-2y%5E2%2B10y%2B60%29%2F%28%28y-3%29%5E2%28y%2B3%29%29\"
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\n" ); document.write( "2. \"%28x%5E2%2F%283x%5E2+-+5x+-+2%29+-+2x%2F%283x+%2B+1%29%29+%2F+%281%2F%28x+-+2%29%29\"
\n" ); document.write( "factor the first fractions as
\n" ); document.write( "\"%28x%5E2%2F%283x%2B1%29%28x-2%29+-+2x%2F%283x+%2B+1%29%29+%2F+%281%2F%28x+-+2%29%29\"
\n" ); document.write( "add the numerator fractions to get
\n" ); document.write( "\"%28%28x%5E2-2x%5E2%2B4x%29%2F%28%283x%2B1%29%28x-2%29%29%29+%2F+%281%2F%28x+-+2%29%29\"
\n" ); document.write( "simplifying we get
\n" ); document.write( "\"%28%28-x%5E2+%2B+4x%29%2F%28%283x%2B1%29%28x-2%29%29%29+%2F+%281%2F%28x+-+2%29%29\"
\n" ); document.write( "multiply both fractions by x-2 we get
\n" ); document.write( "\"%28-x%5E2+%2B+4x%29%2F%283x%2B1%29\"
\n" ); document.write( "if you want to factor the numerator, we get
\n" ); document.write( "\"-x%2A%28x-4%29%2F%283x%2B1%29\"
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