document.write( "Question 394345: Can you please assist me with this equation \r
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document.write( "14/x^2 + 1/x-1 = 3/x+1 I believe you would mulpliply both sides by x +1 but am not sure exactly where I am going with this. I would appreciate any help you can give me. Thank you. \n" );
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Algebra.Com's Answer #279802 by solver91311(24713)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You want to multiply both sides of the equation by 1 in the form of the lowest common denominator divided by itself.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Since the three denominators have no common factors, the lowest common denominator is simply the product of the three denominators.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now distribute, expand, and collect like terms in the numerators (verification is left as an exercise for the student -- and you had better verify it for yourself as I can and do make mistakes):\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now just solve the cubic. It doesn't factor over the rationals, so you are going to either have to use the general solution of a cubic:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Check out:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "\n" ); document.write( "\">Wikipedia Cubic Function\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Or\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Wolfram Mathworld Cubic Formula\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "But be prepared for much wailing, gnashing of teeth, and pulling of hair.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Or\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Google any one of several cubic calculators.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "John \n" ); document.write( " \n" ); document.write( "My calculator said it, I believe it, that settles it \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |