document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=578028>Question 578028</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Simplify the expression, and write answer in scientific notation.\r<BR>\n" );
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document.write( "(8x10^8)*(2x1-^4)/4x10^8\r<BR>\n" );
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document.write( "What I did:\r<BR>\n" );
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document.write( "I multiplied 8 by 2 and divided by 4 which gave me 4. I then added exponent 8 to exponent 4 and subtracted exponent8. The answer I got was 4 x 10^4. Apparently this is wrong. I would like to know the correct way of doing this problem.\r<BR>\n" );
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document.write( "Thank you. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #370478 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=370478\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Times New Roman\" size=\"+2\">\r<BR>\n" );
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document.write( "The way you wrote the problem, I can't tell whether you meant:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ \frac{\left(8\,\times\,10^8\right)\left(2\,\times\,10^4\right)}{4\,\times\,10^8\">\r<BR>\n" );
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document.write( "Which does indeed simplify to:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ 4\,\times\,10^4\">\r<BR>\n" );
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document.write( "Or\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ \frac{\left(8\,\times\,10^8\right)\left(2\,\times\,10^{-4}\right)}{4\,\times\,10^8\">\r<BR>\n" );
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document.write( "which simplifies to:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ 4\,\times\,10^{-4}\">\r<BR>\n" );
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document.write( "John<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\pi} + 1 = 0\"><BR>\n" );
document.write( "My calculator said it, I believe it, that settles it<BR>\n" );
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