document.write( "Question 156336: solve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation.\r
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document.write( "x-9/x+1 >0 \n" );
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Algebra.Com's Answer #115123 by oscargut(2103)![]() ![]() You can put this solution on YOUR website! (press Show source to see the signs better)\r \n" ); document.write( "\n" ); document.write( "sign x-9 ---------------------0+++++++ \n" ); document.write( " 9\r \n" ); document.write( "\n" ); document.write( "sign x+1 --------------0+++++++++++++++++ \n" ); document.write( " -1\r \n" ); document.write( "\n" ); document.write( "sign (x-9)/(x+1) ++++++++++++++NE------0++++++++++ \n" ); document.write( " -1 9\r \n" ); document.write( "\n" ); document.write( "where NE means not exists\r \n" ); document.write( "\n" ); document.write( "Solution set: (-inf,-1)U([0,inf) \n" ); document.write( " |