document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=106182>Question 106182</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I tried to solve this problem in many ways, please help<BR>\n" );
document.write( "problem (2.2^2)^3 =<BR>\n" );
document.write( "my answer 2.2=4 <BR>\n" );
document.write( "(4^2)=16<BR>\n" );
document.write( "16^3=4096<BR>\n" );
document.write( "then<BR>\n" );
document.write( "(2.2^2)^3<BR>\n" );
document.write( "   (4.2)<BR>\n" );
document.write( "     (8)^3<BR>\n" );
document.write( "      512\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #77925 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=77925\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I'm not sure I understand your first step where you say \"2.2 = 4\" and I think that is where you got off track.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282.2%5E2%29%5E3 ALIGN=MIDDLE  ALT=\"%282.2%5E2%29%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the original problem.\r<BR>\n" );
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document.write( "The first step is to square 2.2:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2.2%5E2=2.2%2A2.2=4.84 ALIGN=MIDDLE  ALT=\"2.2%5E2=2.2%2A2.2=4.84\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "The second step is to cube this result:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4.84%5E3=4.84%2A4.84%2A4.84=113.3799 ALIGN=MIDDLE  ALT=\"4.84%5E3=4.84%2A4.84%2A4.84=113.3799\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "You should round your answer to one decimal place, i.e. 113.4, because the most accuracy you had at the start, the number 2.2, was a single decimal place.  If the problem had been stated thus:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282.2000%5E2%29%5E3 ALIGN=MIDDLE  ALT=\"%282.2000%5E2%29%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" >, THEN it would be proper to carry your result to four places.<BR>\n" );
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