document.write( "Question 637332: Please help me! What is the domain and range of this polynomial function? x^3+x^2-x-1 \n" ); document.write( "
Algebra.Com's Answer #401590 by MathLover1(20850)\"\" \"About 
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The domain is all values that \"x\" can take on. In your case:\r
\n" ); document.write( "\n" ); document.write( "the domain: all real numbers\r
\n" ); document.write( "\n" ); document.write( "Since in your case you will eventually cover all possible values of \"y\" (for all \"x\" you will have an \"y\"), then the range is also \"all real numbers\".\r
\n" ); document.write( "\n" ); document.write( "so,
\n" ); document.write( "the range: all real numbers
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