document.write( "Question 173391: Sorry-I didn't know what category this would fall in. How do you find the rate of change in an equation? If you have a chart...
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Algebra.Com's Answer #128249 by Edwin McCravy(20055) $\"\"$ $\"About$

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Sorry-I didn't know what category this would fall in. How do you find the rate of change in an equation? If you have a chart...
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document.write( "\"Rate of change\" means \"slope\", and\r\n" );
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document.write( "(1,3), (3,5), and (4,6) are points\r\n" );
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document.write( "We must use the slope formula with all \r\n" );
document.write( "pairs of the three points to make sure\r\n" );
document.write( "the rate of change is the same:\r\n" );
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document.write( "The slope formula is\r\n" );
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document.write( "Using the pair of points (1,3), and (3,5):\r\n" );
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document.write( "Using the pair of points (1,3), and (4,6):\r\n" );
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document.write( "Using the pair of points (3,5), and (4,6):\r\n" );
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document.write( "They are all the same, so the \"slope\" and \r\n" );
document.write( "therefore the \"rate of change\" is 1.\r\n" );
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document.write( "Edwin

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