document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=914518>Question 914518</A>: <I><SPAN STYLE=\"word-break: break-all;\"> write the following numbers in powers of ten form<BR>\n" );
document.write( "789<BR>\n" );
document.write( "80279<BR>\n" );
document.write( "6954600 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #555157 by </B><A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><B>Edwin McCravy(20055)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><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=Edwin+McCravy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=555157\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The other tutor's answer is wrong.  He thought you were<BR>\n" );
document.write( "studying logarithms and exponentials.  If you had said <BR>\n" );
document.write( "\"scientific notation\" instead of \" powers of ten form\",<BR>\n" );
document.write( "he would have known what you meant.  Here is how it's<BR>\n" );
document.write( "done.  I'll do an example below:  \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=matrix%281%2C3%2C%0D%0A%0D%0A%28matrix%2812%2C1%2CThe%2Cleftmost%2Cnon-zero%2Cdigit%2Cfollowed%2Cby%2C+a%2C+decimal%2C+and%2C+the%2C+other%2Cdigits%29%29%2C%0D%0A%0D%0A%22%D7%22%2C%0D%0A%0D%0A10%5E%28%0D%0A%0D%0Amatrix%281%2C23%2CThe%2Cnumber%2Cof%2Cplaces%2Cthe%2C+decimal%2Cneeds%2Cto%2Cbe%2Cmoved%2Cto%2Cget%2Cback%2Cto%2Cthe%2Coriginal%2C%22number%2C%22%2C+%22%2B%22%2Cif%2Cright%2C%22-%22%2Cif%2Cleft%29%0D%0A%0D%0A%29%0D%0A%0D%0A%0D%0A%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Here's an example like yours:\r<BR>\n" );
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document.write( "4907\r<BR>\n" );
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document.write( "We start off with the 4<BR>\n" );
document.write( "<b><i><BR>\n" );
document.write( "We have 4<BR>\n" );
document.write( "</b></i><BR>\n" );
document.write( "We put a decimal after the 4.<BR>\n" );
document.write( "<b><i><BR>\n" );
document.write( "Now we have 4.<BR>\n" );
document.write( "</b></i><BR>\n" );
document.write( "We put the rest of the digits after the decimal<BR>\n" );
document.write( "<b><i><BR>\n" );
document.write( "Now we have 4.907<BR>\n" );
document.write( "</b></i><BR>\n" );
document.write( "We put × next.<BR>\n" );
document.write( "<b><i><BR>\n" );
document.write( "Now we have 4.907 ×<BR>\n" );
document.write( "</b></i><BR>\n" );
document.write( "We put 10 next<BR>\n" );
document.write( "<b><i><BR>\n" );
document.write( "Now we have 4.907 × 10<BR>\n" );
document.write( "</b></i><BR>\n" );
document.write( "Next we compare 4.907 to the original number 4907 and see<BR>\n" );
document.write( "that the decimal in 4.907 has to move 3 places to the right<BR>\n" );
document.write( "so that it will go back to 4907 with an invisible decimal<BR>\n" );
document.write( "at the end.  So we put the exponent 3 to the right and above the 10:<BR>\n" );
document.write( "<b><i><BR>\n" );
document.write( "Now we have the final answer:  4907 = 4.907 × 10<sup>3</sup>.<BR>\n" );
document.write( "</b></i><BR>\n" );
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document.write( "Edwin</pre><BR>\n" );
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