document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=142468>Question 142468</A>: <I><SPAN STYLE=\"word-break: break-all;\"> verify that each equation is an identity.\r<BR>\n" );
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document.write( "1.1+sin2x=(sinx+cosx)^2\r<BR>\n" );
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document.write( "2.(cosxsinx)=(sin2x)/2\r<BR>\n" );
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document.write( "thank you for any help you can provide me with.\r<BR>\n" );
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document.write( "Jat </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #103692 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=103692\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> verify that each equation is an identity. <BR>\n" );
document.write( "1.1+sin2x=(sinx+cosx)^2 <BR>\n" );
document.write( "1 + sin2x = sin^2x + 2sinxcosx + cos^2<BR>\n" );
document.write( "1 + sin2x = sin^2x + cos^2x + 2sinxcosx<BR>\n" );
document.write( "1 + 2sinxcosx = 1 + 2sinxcosx<BR>\n" );
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document.write( "2.(cosxsinx)=(sin2x)/2 <BR>\n" );
document.write( "Multiply both sides by 2 to get:<BR>\n" );
document.write( "2sinxcosx = sin(2x)<BR>\n" );
document.write( "2sinxcosx = 2sinxcosx<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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