document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1136032>Question 1136032</A>: <I><SPAN STYLE=\"word-break: break-all;\"> please help me understand how to solve this equation. it is from a lecture not a homework problem, but I want to understand how he achieved the solution. \r<BR>\n" );
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document.write( "the equation is 0.4=0.8(vgsq-1.2)^2  solve for vgsq\r<BR>\n" );
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document.write( "the answer is vgsq=1.907   <BR>\n" );
document.write( "I was trying to get the same answer but I got 1.65 after I took the square root of vgsq. please help me understand this algebra step. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #753775 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20849)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=753775\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.4=0.8%28vgsq-1.2%29%5E2 ALIGN=MIDDLE  ALT=\"0.4=0.8%28vgsq-1.2%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > solve for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=vgsq+ ALIGN=MIDDLE  ALT=\"vgsq+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.4=0.8%28vgsq-1.2%29%5E2 ALIGN=MIDDLE  ALT=\"0.4=0.8%28vgsq-1.2%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >.....switch sides\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.8%28vgsq-1.2%29%5E2=0.4 ALIGN=MIDDLE  ALT=\"0.8%28vgsq-1.2%29%5E2=0.4\"   DISABLED_style= \"max-width:90%; height:auto;\" >...both sides multiply by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10 ALIGN=MIDDLE  ALT=\"10\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%2A0.8%28vgsq-1.2%29%5E2=10%2A0.4 ALIGN=MIDDLE  ALT=\"10%2A0.8%28vgsq-1.2%29%5E2=10%2A0.4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=8%28vgsq-1.2%29%5E2=4 ALIGN=MIDDLE  ALT=\"8%28vgsq-1.2%29%5E2=4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28vgsq-1.2%29%5E2=4%2F8 ALIGN=MIDDLE  ALT=\"%28vgsq-1.2%29%5E2=4%2F8\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28vgsq-1.2%29%5E2=1%2F2 ALIGN=MIDDLE  ALT=\"%28vgsq-1.2%29%5E2=1%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" >...........take sqrt of both sides\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28%28vgsq-1.2%29%5E2%29=sqrt%281%2F2%29 ALIGN=MIDDLE  ALT=\"sqrt%28%28vgsq-1.2%29%5E2%29=sqrt%281%2F2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=vgsq-1.2=sqrt%281%2F2%29 ALIGN=MIDDLE  ALT=\"vgsq-1.2=sqrt%281%2F2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=vgsq ALIGN=MIDDLE  ALT=\"vgsq\"   DISABLED_style= \"max-width:90%; height:auto;\" >=±<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2Fsqrt%282%29 ALIGN=MIDDLE  ALT=\"1%2Fsqrt%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >+<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1.2 ALIGN=MIDDLE  ALT=\"1.2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "solutions:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=vgsq=1%2F1.414213562373095%2B1.2 ALIGN=MIDDLE  ALT=\"vgsq=1%2F1.414213562373095%2B1.2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=vgsq=1.907106781 ALIGN=MIDDLE  ALT=\"vgsq=1.907106781\"   DISABLED_style= \"max-width:90%; height:auto;\" >...round to three decimal places\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=vgsq=1.907 ALIGN=MIDDLE  ALT=\"vgsq=1.907\"   DISABLED_style= \"max-width:90%; height:auto;\" ><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/plot-formula.mpl?expression=vgsq=1%2F-1.414213562373095%2B1.2 ALIGN=MIDDLE  ALT=\"vgsq=1%2F-1.414213562373095%2B1.2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=vgsq=0.49289321881 ALIGN=MIDDLE  ALT=\"vgsq=0.49289321881\"   DISABLED_style= \"max-width:90%; height:auto;\" >...round to three decimal places\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=vgsq=0.493 ALIGN=MIDDLE  ALT=\"vgsq=0.493\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " </SPAN>\n" );
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