document.write( "Question 319884: Find the LCD for the following rational expressions. \r
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document.write( "(-3 / x^2 - 2x + 1) (2x / x^2 - 5x + 4) \r
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document.write( "a)( x - 1) (x - 4)
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document.write( "b)(x - 1)^3 (x - 4)
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document.write( "c)(x - 1) (x + 4)
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document.write( "d)(x - 1)^2 (x - 4)
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Algebra.Com's Answer #229089 by nyc_function(2741)![]() ![]() You can put this solution on YOUR website! (-3 / x^2 - 2x + 1) (2x / x^2 - 5x + 4) \r \n" ); document.write( "\n" ); document.write( "To find the LCD, you must factor each denominator individually.\r \n" ); document.write( "\n" ); document.write( "x^2 - 2x + 1 factors to be (x - 1)(x - 1) = (x - 1)^2\r \n" ); document.write( "\n" ); document.write( "x^2 - 5x + 4 factors to be (x - 4)(x - 1).\r \n" ); document.write( "\n" ); document.write( "Putting all the different factors together and using the highest exponent, we get the following LCD: \r \n" ); document.write( "\n" ); document.write( "(x - 1)^2 (x - 4)...choice d \n" ); document.write( " |