document.write( "Question 1147112: Hello, I solved the following compound inequality, but I do not understand what the union symbol means in the interval notation at the bottom.\r
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document.write( "4n+8<3n-6 or 10n-8≥9+9n\r
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document.write( "n<-14 or n >= 17\r
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document.write( "n=( - ∞,-14)∪[17,∞) \n" );
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Algebra.Com's Answer #768396 by ikleyn(52812)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( " \r\n" ); document.write( "\r\n" ); document.write( "The union symbol at the bottom means the union of the two sets, of the two semi-infinite intervals.\r\n" ); document.write( "\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |