document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=357261>Question 357261</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a) Solve 3x^2 = 21  \"what are the solutions??\"\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "b) find the x intercepts of f(x) = 3x^2 - 21  \"the x intercepts are?\" </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #255175 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=255175\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a) <BR>\n" );
document.write( "3x^2=21<BR>\n" );
document.write( "x^2=7<BR>\n" );
document.write( "x=sqrt(7), x=-sqrt(7)<BR>\n" );
document.write( ".<BR>\n" );
document.write( "b)<BR>\n" );
document.write( "x intercepts are sqrt(7) and -sqrt(7)<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Ed<BR>\n" );
document.write( ".<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28500%2C500%2C-10%2C10%2C-10%2C10%2C3x%5E2-21%29 ALIGN=MIDDLE  ALT=\"graph%28500%2C500%2C-10%2C10%2C-10%2C10%2C3x%5E2-21%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );