document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=55009>Question 55009</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0321356918/algebrahomeworkh>College Algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Solve and find exact solutions.\r<BR>\n" );
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document.write( "4^(2x-1)=1/2\r<BR>\n" );
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document.write( "book answer: 1/4 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #37222 by </B><A HREF=/tutors/aboutme.mpl?userid=mathchemprofessor><B>mathchemprofessor(65)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mathchemprofessor><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=37222\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 4^(2x-1)=1/2\r<BR>\n" );
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document.write( "(2^2)^(2x-1)=2^(-1)<BR>\n" );
document.write( "2^2(2x-1)=2^(-1)<BR>\n" );
document.write( "2^(4x-2)=2^(-1)<BR>\n" );
document.write( "So, exponents are equal.<BR>\n" );
document.write( "4x-2=-1<BR>\n" );
document.write( "4x=-1+2=1<BR>\n" );
document.write( "Dividing both sides by 4, we get,<BR>\n" );
document.write( "x=1/4 </SPAN>\n" );
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