document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=25397>Question 25397</A>: <I><SPAN STYLE=\"word-break: break-all;\"> we are told to carry out the equation.  the answer is to be expressed to the proper number of significant figures\r<BR>\n" );
document.write( "\n" );
document.write( "0.786 x 10`7(neg. 7exponent)<BR>\n" );
document.write( "__________ <BR>\n" );
document.write( "0.47 x 10 7 (+7exponent)<BR>\n" );
document.write( "this is a division problem\r<BR>\n" );
document.write( "\n" );
document.write( "I am struggling through this chem class.   I haven't had algebra or chem in 13 yrs.  PLEASE help </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #13616 by </B><A HREF=/tutors/aboutme.mpl?userid=longjonsilver><B>longjonsilver(2297)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=longjonsilver><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=longjonsilver><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=13616\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> you don't say if you can use a calculator...use that perhaps?\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "anyway...\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%280.786%2A10%5E%28-7%29%29%2F%280.47%2A10%5E%287%29%29 ALIGN=MIDDLE  ALT=\"%280.786%2A10%5E%28-7%29%29%2F%280.47%2A10%5E%287%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "do the 2 sets of numbers...0.786/0.47 is 1.67234\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "As for the powers...we have division, so the powers subtract...so -7 - +7 is -7-7 which is -14, so together we have:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1.672%2A10%5E-14 ALIGN=MIDDLE  ALT=\"1.672%2A10%5E-14\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "jon </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );