document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=509962>Question 509962</A>: <I><SPAN STYLE=\"word-break: break-all;\"> for y=2cos(4x-pi/3)\r<BR>\n" );
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document.write( "find<BR>\n" );
document.write( "a)amplitude<BR>\n" );
document.write( "b)period<BR>\n" );
document.write( "c)phase shift </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #341694 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=341694\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> for y=2cos(4x-pi/3) <BR>\n" );
document.write( "find<BR>\n" );
document.write( "a)amplitude<BR>\n" );
document.write( "b)period<BR>\n" );
document.write( "c)phase shift<BR>\n" );
document.write( "**<BR>\n" );
document.write( "Standard form of equation for cosine: y=Acos(Bx-C), A=amplitude, Period=2&#960;/B,<BR>\n" );
document.write( "Phase shift=C/B<BR>\n" );
document.write( "For given problem:<BR>\n" );
document.write( "a)amplitude: 2<BR>\n" );
document.write( "b)period: 2&#960;/B=2&#960;/4=&#960;/2<BR>\n" );
document.write( "c)phase shift: C/B=(&#960;/3)/4=&#960;/12 (shift to the right) </SPAN>\n" );
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