document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=121753>Question 121753</A>: <I><SPAN STYLE=\"word-break: break-all;\">    3. In 2002, Home Depot’s sales amounted to $58,200,000,000. In 2006, its sales were $90,800,000,000.\r<BR>\n" );
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document.write( "         a. Write Home Depot’s 2002 sales and 2006 sales in scientific notation. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #89397 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=89397\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \r<BR>\n" );
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document.write( "Sales figures for 2002:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=58200000000 ALIGN=MIDDLE  ALT=\"58200000000\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given number\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5.82 ALIGN=MIDDLE  ALT=\"5.82\"   DISABLED_style= \"max-width:90%; height:auto;\" > Place a decimal between the first digit 5 and the second digit 8.\r<BR>\n" );
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document.write( "Now how many spots to the right must the decimal move to go from the number <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5.82 ALIGN=MIDDLE  ALT=\"5.82\"   DISABLED_style= \"max-width:90%; height:auto;\" > to the number <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=58200000000 ALIGN=MIDDLE  ALT=\"58200000000\"   DISABLED_style= \"max-width:90%; height:auto;\" >?\r<BR>\n" );
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document.write( "The decimal needs to move 10 places to the right. So this is equivalent to multiplying <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5.82 ALIGN=MIDDLE  ALT=\"5.82\"   DISABLED_style= \"max-width:90%; height:auto;\" > by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%5E10 ALIGN=MIDDLE  ALT=\"10%5E10\"   DISABLED_style= \"max-width:90%; height:auto;\" > to move the decimal 10 places to the right. Notice how the exponent 10 corresponds to the number of spots the decimal needs to move.\r<BR>\n" );
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document.write( "So putting all of this information together, we get\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5.82%2A10%5E10 ALIGN=MIDDLE  ALT=\"5.82%2A10%5E10\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "This means that the number <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=58200000000 ALIGN=MIDDLE  ALT=\"58200000000\"   DISABLED_style= \"max-width:90%; height:auto;\" > in scientific notation is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5.82%2A10%5E10 ALIGN=MIDDLE  ALT=\"5.82%2A10%5E10\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "In other words, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=58200000000=5.82%2A10%5E10 ALIGN=MIDDLE  ALT=\"58200000000=5.82%2A10%5E10\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Sales figures for 2006:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=90800000000 ALIGN=MIDDLE  ALT=\"90800000000\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given number\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9.08 ALIGN=MIDDLE  ALT=\"9.08\"   DISABLED_style= \"max-width:90%; height:auto;\" > Place a decimal between the first digit 9 and the second digit 0.\r<BR>\n" );
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document.write( "Now how many spots to the right must the decimal move to go from the number <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9.08 ALIGN=MIDDLE  ALT=\"9.08\"   DISABLED_style= \"max-width:90%; height:auto;\" > to the number <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=90800000000 ALIGN=MIDDLE  ALT=\"90800000000\"   DISABLED_style= \"max-width:90%; height:auto;\" >?\r<BR>\n" );
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document.write( "The decimal needs to move 10 places to the right. So this is equivalent to multiplying <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9.08 ALIGN=MIDDLE  ALT=\"9.08\"   DISABLED_style= \"max-width:90%; height:auto;\" > by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%5E10 ALIGN=MIDDLE  ALT=\"10%5E10\"   DISABLED_style= \"max-width:90%; height:auto;\" > to move the decimal 10 places to the right. Notice how the exponent 10 corresponds to the number of spots the decimal needs to move.\r<BR>\n" );
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document.write( "So putting all of this information together, we get\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9.08%2A10%5E10 ALIGN=MIDDLE  ALT=\"9.08%2A10%5E10\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "This means that the number <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=90800000000 ALIGN=MIDDLE  ALT=\"90800000000\"   DISABLED_style= \"max-width:90%; height:auto;\" > in scientific notation is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9.0%2A10%5E10 ALIGN=MIDDLE  ALT=\"9.0%2A10%5E10\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "In other words, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=90800000000=9.08%2A10%5E10 ALIGN=MIDDLE  ALT=\"90800000000=9.08%2A10%5E10\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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