document.write( "Question 583480: Could someone help me graph y=x^2-4 \n" ); document.write( "
Algebra.Com's Answer #372462 by Edwin McCravy(20086)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Make a table of points by choosing values for the x-coordinate.\r\n" );
document.write( "Then substitute each into the equation y=x²-4 to find the value\r\n" );
document.write( "for the y-coordinate:\r\n" );
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document.write( " x  y=x²-4  point\r\n" );
document.write( "-4    12    (-4,12)\r\n" );
document.write( "-3     5    (-3,5)\r\n" );
document.write( "-2     0    (-2,0)\r\n" );
document.write( "-1    -3    (-1,-3)\r\n" );
document.write( " 0    -4    (-0,-4)\r\n" );
document.write( " 1    -3    (1,-3)\r\n" );
document.write( " 2     0    (2,0)\r\n" );
document.write( " 3     5    (3,5)\r\n" );
document.write( " 4    12    (4,12)\r\n" );
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document.write( "Plot all those points:\r\n" );
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document.write( "  \r\n" );
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document.write( "Sketch in the graph:\r\n" );
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document.write( "  \r\n" );
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document.write( "Edwin
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