document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=86134>Question 86134</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1)  Factor by grouping:\r<BR>\n" );
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document.write( "18a^3– 24a^2b + 15ab^2– 20b^3<BR>\n" );
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document.write( "2) Solve the following:\r<BR>\n" );
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document.write( "18x^2 + 9x – 2 = 0  <BR>\n" );
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document.write( "3)Multiply:  (x  + 2y)^4  \r<BR>\n" );
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document.write( "4)Simplify the following expression:  \r<BR>\n" );
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document.write( "(1/2)^3  +  (1/3)^-2  -  (1/4)^-2<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 #62282 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=62282\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1)  Factor by grouping:\r<BR>\n" );
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document.write( "18a^3– 24a^2b + 15ab^2– 20b^3<BR>\n" );
document.write( "= 6a^2(3a-4b) + 5b^2(3a-4b)<BR>\n" );
document.write( "=(3a-4b)(6a^2+5b^2)<BR>\n" );
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document.write( "2) Solve the following:\r<BR>\n" );
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document.write( "18x^2 + 9x – 2 = 0 <BR>\n" );
document.write( " 18x^2+12x-3x-2 = 0<BR>\n" );
document.write( " 6x(3x+2) - (3x+2) =0<BR>\n" );
document.write( " (3x+2)(6x-1) =0<BR>\n" );
document.write( "x=-2/3 or x= 1/6\r<BR>\n" );
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document.write( "3)Multiply:  (x  + 2y)^4 <BR>\n" );
document.write( "= 4C4x^4 + 4C3x^3(2y) + 4C2x^2(2y)^2 + 4C1x(2y)^3 + 4C0(2y)^4<BR>\n" );
document.write( "= x^4 + 4x^3(2y) + 6x^2(4y^2) + 4x(8y^3) + 16y^4<BR>\n" );
document.write( "= x^4 + 8x^3y + 24x^2y^2 + 32xy^3 + 16y^4<BR>\n" );
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document.write( "4)Simplify the following expression:  \r<BR>\n" );
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document.write( "(1/2)^3  +  (1/3)^-2  -  (1/4)^-2<BR>\n" );
document.write( "= (1/8) + (1/9) - (1/16)<BR>\n" );
document.write( "lcm = 16*9<BR>\n" );
document.write( "= 18/lcm + 16/lcm - 9/lcm<BR>\n" );
document.write( "=25/(16*9)<BR>\n" );
document.write( "= 25/144<BR>\n" );
document.write( "====================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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