document.write( "Question 121351: Can you help me understand the difference between domain and range? \n" ); document.write( "

Algebra.Com's Answer #89060 by Edwin McCravy(20055) $\"\"$ $\"About$

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Can you help me understand the difference between domain and range?
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document.write( "Domain = set of all possible x-values\r\n" );
document.write( "Range = set of all possible y-values.\r\n" );
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document.write( "[You can remember this because D comes before R in the alphabet\r\n" );
document.write( "and x comes before y in the alphabet.]\r\n" );
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document.write( "More specifically:\r\n" );
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document.write( "The domain of a given function is the set of all values which may be\r\n" );
document.write( "substituted for x in the function's equation. \r\n" );
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document.write( "The range of a given function is the set of all values which may be\r\n" );
document.write( "obtained by substituting those values for x in the domain in the \r\n" );
document.write( "function's equation.\r\n" );
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document.write( "Edwin

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