document.write( "Question 568191: What is the domain for d(x)=x+3 \n" ); document.write( "
Algebra.Com's Answer #366862 by jim_thompson5910(35256)\"\" \"About 
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The domain is the set of all real numbers since you can plug in any number in for x (and get some number as the output). \n" ); document.write( "
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