document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=920410>Question 920410</A>: <I><SPAN STYLE=\"word-break: break-all;\">     let f(x) = 12x^2 - 29x+10, and let a=10. find f(a+h) - f(a)/h\r<BR>\n" );
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document.write( "    f(x)=-5/23 x+33, and a=-12, find f(x)-f(a)/x-a\r<BR>\n" );
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document.write( "    f(x)=-x^2 +2x+15, and g(x)=18x^3 -11x^2-24x-21, find (f-g)(-2)\r<BR>\n" );
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document.write( "    f(x)=-9x^2+10x+4, and g(x)=-7x^3-24x+6, find (f-g)(8)\r<BR>\n" );
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document.write( "    f(x)=10x^2+11x+8, and g(x)=11x^3+4x^2-8x+3, find(f/g)(1)\r<BR>\n" );
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document.write( "    f(x)=16x^2+19x+1, and g(x)=20x+21, find f/g (y)\r<BR>\n" );
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document.write( "    f(x)=9x^2-11x-7, find f(x+h)-f(x)/h\r<BR>\n" );
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document.write( "im am stuck, any help 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 #558345 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=558345\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let f(x) = 12x^2 - 29x+10, and let a=10. find f(a+h) - f(a)/h<BR>\n" );
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document.write( "Find f(a+h).  Wherever there's an x, sub (a+h)<BR>\n" );
document.write( "f(a+h) = 12(a+h)^2 - 29(a+h) + 10  ***** That's all it is, just substitution.<BR>\n" );
document.write( "Then simplify some.<BR>\n" );
document.write( "f(a+h) = 12a^2 + 24ah + 12h^2 - 29a - 29h + 10<BR>\n" );
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document.write( "then find f(a).  Sub a for x<BR>\n" );
document.write( "f(a) = 12a^2 - 29a + 10<BR>\n" );
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document.write( "f(a+h) = 12a^2 + 24ah + 12h^2 - 29a - 29h + 10<BR>\n" );
document.write( "f(a) = 12a^2 - 29a + 10<BR>\n" );
document.write( "------------------------------------- Subtract<BR>\n" );
document.write( "f(a+h)-f(a) = 24ah + 12h^2 - 29h<BR>\n" );
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document.write( "Divide by h<BR>\n" );
document.write( "[f(a+h)-f(a)]/h = 24a + 12h - 29<BR>\n" );
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document.write( "    f(x)=-5/23 x+33, and a=-12, find f(x)-f(a)/x-a<BR>\n" );
document.write( "Similar to the 1st one.  Try it.<BR>\n" );
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document.write( "    f(x)=-x^2 +2x+15, and g(x)=18x^3 -11x^2-24x-21, find (f-g)(-2)<BR>\n" );
document.write( "That means f(-2) - g(-2).  Sub -2, then subtract.<BR>\n" );
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document.write( "    f(x)=-9x^2+10x+4, and g(x)=-7x^3-24x+6, find (f-g)(8)<BR>\n" );
document.write( "Same as above.<BR>\n" );
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document.write( "    f(x)=10x^2+11x+8, and g(x)=11x^3+4x^2-8x+3, find(f/g)(1)<BR>\n" );
document.write( "--> f(1)/g(1)<BR>\n" );
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document.write( "    f(x)=16x^2+19x+1, and g(x)=20x+21, find f/g (y)<BR>\n" );
document.write( "--> f(y)/g(y)<BR>\n" );
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document.write( "    f(x)=9x^2-11x-7, find f(x+h)-f(x)/h<BR>\n" );
document.write( "Same as #1<BR>\n" );
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document.write( "email via the TY note for help or to check your work. </SPAN>\n" );
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