document.write( "Question 102505: Graph the solution set of x < –3.\r
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Algebra.Com's Answer #74543 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! Start with the given inequality:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Set up a number line:\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now plot the point x=-3 on the number line\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( "Now pick any test point you want, I'm going to choose x=0, and test the inequality \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Since this inequality is not true, we simply shade the entire portion that does not contain the point x=0 using the point x=-3 as the boundary. This means we shade everything to the left of the point x=-3 like this:\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "note: at the point x=-3, there is an open circle. This means the point x=-3 is excluded from the solution set.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |