document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=203602>Question 203602</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Having trouble figuring out how to due this can someone help please...\r<BR>\n" );
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document.write( "Use integration by substitution to find..\r<BR>\n" );
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document.write( "int(3x^2-2)(x^3-2x)^7 dx\r<BR>\n" );
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document.write( "have no clue thanks<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #153624 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=153624\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Having trouble figuring out how to due this can someone help please... <BR>\n" );
document.write( "Use integration by substitution to find.. <BR>\n" );
document.write( "int(3x^2-2)(x^3-2x)^7 dx <BR>\n" );
document.write( "----------------------------<BR>\n" );
document.write( "Let u = x^3-2x<BR>\n" );
document.write( "Then du = 3x^2-2 dx<BR>\n" );
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document.write( "Substitute into your original integral and you get:<BR>\n" );
document.write( "int[u^7 du]<BR>\n" );
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document.write( "Integrate wrt u to get:<BR>\n" );
document.write( "(1/8)u^8 + C<BR>\n" );
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document.write( "Substitute back into \"x\" to get:<BR>\n" );
document.write( "= (1/8)(x^3-2x)^8 + C<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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