document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1026024>Question 1026024</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the domain and range of <BR>\n" );
document.write( "y=x+1\r<BR>\n" );
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document.write( "y+x^2+1\r<BR>\n" );
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document.write( "y=&#8730;x+1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #641305 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=641305\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y=x+1; domain and range are both (-oo,+oo)<BR>\n" );
document.write( "y=x^2+1; domain is infinite (-oo,+oo); range is [1,oo), because x^2 is never less than 0.<BR>\n" );
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document.write( "y=sqrt(x)+1.  If that is how it should be written, the domain of x is [0,oo); the range is [1,oo)<BR>\n" );
document.write( "if sqrt(x+1), then domain is [-1,oo), range [0,oo)<BR>\n" );
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