document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=513014>Question 513014</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I don't understand how to solve and check the quadratic equation below by taking the square root of both sides.\r<BR>\n" );
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document.write( "(a+5)^2=9<BR>\n" );
document.write( "thank you </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #342836 by </B><A HREF=/tutors/aboutme.mpl?userid=Maths68><B>Maths68(1474)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Maths68><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=Maths68><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=342836\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (a+5)^2=9<BR>\n" );
document.write( "(a+5)^2=3^2<BR>\n" );
document.write( "Take squre root of both sides<BR>\n" );
document.write( "sqrt((a+5)^2)=sqrt(3^2)<BR>\n" );
document.write( "sqrt((a+5)*(a+5))=sqrt(3*3)<BR>\n" );
document.write( "a+5=3<BR>\n" );
document.write( "a=3-5<BR>\n" );
document.write( "a=-2\r<BR>\n" );
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document.write( "Check<BR>\n" );
document.write( "(a+5)^2=9<BR>\n" );
document.write( "Put the value of a in above equation<BR>\n" );
document.write( "(-2+5)^2=9<BR>\n" );
document.write( "(3)^2=9<BR>\n" );
document.write( "3*3=9<BR>\n" );
document.write( "9=9 </SPAN>\n" );
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