document.write( "Question 4626: how would you graph |x+1|=y? what does the | | mean? \n" ); document.write( "
Algebra.Com's Answer #2349 by Abbey(339)![]() ![]() ![]() You can put this solution on YOUR website! Those marks indicate it is an \"absolute value\", and an absolute value graph is \"V\" shaped\r \n" ); document.write( "\n" ); document.write( "Absolute value is a positive number always. (The distance from zero to the number)\r \n" ); document.write( "\n" ); document.write( "Example: \n" ); document.write( "}3|=3 \n" ); document.write( "|-3|=3\r \n" ); document.write( "\n" ); document.write( "To plot any graph, you can always pick x coordinates and create a table of points to plot.\r \n" ); document.write( "\n" ); document.write( "In your question, \n" ); document.write( "|x+1|=y,\r \n" ); document.write( "\n" ); document.write( "We can pick the values of \n" ); document.write( "-2,-1 and 1 to solve for y: \n" ); document.write( "|-2+1|=1 \n" ); document.write( "|-1+1|=0 \n" ); document.write( "|1+1|=2\r \n" ); document.write( "\n" ); document.write( "Plot three points: \n" ); document.write( "(-2,1) \n" ); document.write( "(-1,0) \n" ); document.write( "(1,2) \n" ); document.write( "and extend your lines. \n" ); document.write( " |