document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=539105>Question 539105</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the domain of the function\r<BR>\n" );
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document.write( "f(x)=log base 2 (x+1) </SPAN>\n" );
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document.write( "f(x)=log base 2 (x+1)<BR>\n" );
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document.write( "since you can't take a log of a  negative number:<BR>\n" );
document.write( "x+1 >= 0<BR>\n" );
document.write( "x >= -1<BR>\n" );
document.write( "x has to be greater than or equal to -1 </SPAN>\n" );
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