document.write( "Question 576036: what is the domain of 3x^3+9x^2 \n" ); document.write( "
Algebra.Com's Answer #369699 by jim_thompson5910(35256)\"\" \"About 
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This is a polynomial. So the domain is the set of all real numbers (since you can plug in ANY real number for x) \n" ); document.write( "
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