document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=304623>Question 304623</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is the domain of y =-4sin(3x) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #218100 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=218100\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find the real solutions, using the quadratic equation <BR>\n" );
document.write( "3x(x+2)=1 \r<BR>\n" );
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document.write( "------------------------<BR>\n" );
document.write( "3x^2+6x-1 = 0<BR>\n" );
document.write( "1x = [-6 +- sqrt(36-4*3*-1)]/6<BR>\n" );
document.write( "----<BR>\n" );
document.write( "x = [-6 +- sqrt(48)]/6<BR>\n" );
document.write( "---<BR>\n" );
document.write( "x = [-6 +-4sqrt(3)]/6<BR>\n" );
document.write( "---<BR>\n" );
document.write( "x = -1+(2/3)sqrt(3) or x = -1-(2/3)sqrt(3)<BR>\n" );
document.write( "=============================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );