document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=387452>Question 387452</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve each formula for the indicated letter. Assume that all variables represent non-negative numbers.<BR>\n" );
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document.write( "A = A0(1 – r)2 for r<BR>\n" );
document.write( "(A business formula) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #273853 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=273853\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A = A0(1 – r)2 for r<BR>\n" );
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document.write( "This is probably what you meant:<BR>\n" );
document.write( "A = Ao(1-r)^2<BR>\n" );
document.write( "----<BR>\n" );
document.write( "(1-r)^2 = A/Ao<BR>\n" );
document.write( "----<BR>\n" );
document.write( "1-r = +-sqrt[A/Ao]<BR>\n" );
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document.write( "r = 1+-sqrt[A/Ao]<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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