document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1091112>Question 1091112</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The value of b that would make the equation costheta =sin (theta +b) true is <BR>\n" );
document.write( "A) pi<BR>\n" );
document.write( "B) -pi<BR>\n" );
document.write( "C)pi/2<BR>\n" );
document.write( "D)-pi/2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #705530 by </B><A HREF=/tutors/aboutme.mpl?userid=math_helper><B>math_helper(2461)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=math_helper><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=math_helper><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=705530\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> C)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%28theta%29+=+sin%28theta%2Bpi%2F2%29 ALIGN=MIDDLE  ALT=\"cos%28theta%29+=+sin%28theta%2Bpi%2F2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "This is an identity you should memorize.  Cosine leads Sine by 90 degrees (pi/2 radians).  <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%280%29+=+sin%28pi%2F2%29+=+1 ALIGN=MIDDLE  ALT=\"cos%280%29+=+sin%28pi%2F2%29+=+1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%28pi%2F2%29+=+sin%28pi%29+=+0 ALIGN=MIDDLE  ALT=\"cos%28pi%2F2%29+=+sin%28pi%29+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%28pi%29+=+sin%283pi%2F2%29+=+-1+ ALIGN=MIDDLE  ALT=\"cos%28pi%29+=+sin%283pi%2F2%29+=+-1+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%283pi%2F2%29=+sin%282pi%29+=+0+ ALIGN=MIDDLE  ALT=\"cos%283pi%2F2%29=+sin%282pi%29+=+0+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---\r<BR>\n" );
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document.write( "etc. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );