document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=318104>Question 318104</A>: <I><SPAN STYLE=\"word-break: break-all;\"> For all parts of this question use the function f(x)=2x^2-x+1  \r<BR>\n" );
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document.write( "a)  Evaluate the following and simplify the expression \r<BR>\n" );
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document.write( "(i)  f(a+1)                        (ii)  f(3b)\r<BR>\n" );
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document.write( "This is what I have so far, I am not sure where to go from here:\r<BR>\n" );
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document.write( "f(a+1)=2(a+1)^2-(a+1)+1<BR>\n" );
document.write( "      = 2a^2+2^2-a-1+1<BR>\n" );
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document.write( "Any guidance would be appreciated...<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 #227736 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=227736\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> i)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=2x%5E2-x%2B1 ALIGN=MIDDLE  ALT=\"f%28x%29=2x%5E2-x%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given function.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28a%2B1%29=2%28a%2B1%29%5E2-%28a%2B1%29%2B1 ALIGN=MIDDLE  ALT=\"f%28a%2B1%29=2%28a%2B1%29%5E2-%28a%2B1%29%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=a%2B1 ALIGN=MIDDLE  ALT=\"x=a%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28a%2B1%29=2%28a%5E2%2B2a%2B1%29-%28a%2B1%29%2B1 ALIGN=MIDDLE  ALT=\"f%28a%2B1%29=2%28a%5E2%2B2a%2B1%29-%28a%2B1%29%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > FOIL.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28a%2B1%29=2a%5E2%2B4a%2B2-a-1%2B1 ALIGN=MIDDLE  ALT=\"f%28a%2B1%29=2a%5E2%2B4a%2B2-a-1%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Distribute.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28a%2B1%29=2a%5E2%2B3a%2B2 ALIGN=MIDDLE  ALT=\"f%28a%2B1%29=2a%5E2%2B3a%2B2\"   DISABLED_style= \"max-width:90%; height:auto;\" > Combine like terms.\r<BR>\n" );
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document.write( "---------------------------------------------------<BR>\n" );
document.write( "ii)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=2x%5E2-x%2B1 ALIGN=MIDDLE  ALT=\"f%28x%29=2x%5E2-x%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given function.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%283b%29=2%283b%29%5E2-3b%2B1 ALIGN=MIDDLE  ALT=\"f%283b%29=2%283b%29%5E2-3b%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=3b ALIGN=MIDDLE  ALT=\"x=3b\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%283b%29=2%289b%5E2%29-3b%2B1 ALIGN=MIDDLE  ALT=\"f%283b%29=2%289b%5E2%29-3b%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Square 3b to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9b%5E2 ALIGN=MIDDLE  ALT=\"9b%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%283b%29=18b%5E2-3b%2B1 ALIGN=MIDDLE  ALT=\"f%283b%29=18b%5E2-3b%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply 2 and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9b%5E2 ALIGN=MIDDLE  ALT=\"9b%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=18b%5E2 ALIGN=MIDDLE  ALT=\"18b%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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