document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=216931>Question 216931</A>: <I><SPAN STYLE=\"word-break: break-all;\"> given the function f(x)=-x^2+2x-3\r<BR>\n" );
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document.write( "find f(2)-2*f(0) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #163700 by </B><A HREF=/tutors/aboutme.mpl?userid=MathTherapy><B>MathTherapy(10552)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathTherapy><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=MathTherapy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=163700\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> given the function f(x)=-x^2+2x-3\r<BR>\n" );
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document.write( "find f(2)-2*f(0)\r<BR>\n" );
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document.write( "Since <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29+=+-+x%5E2+%2B+2x+-+3 ALIGN=MIDDLE  ALT=\"f%28x%29+=+-+x%5E2+%2B+2x+-+3\"   DISABLED_style= \"max-width:90%; height:auto;\" >, then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%282%29+=+-+%282%29%5E2+%2B+2%282%29+-+3+=+-+4+%2B+4+-+3+=+-+3 ALIGN=MIDDLE  ALT=\"f%282%29+=+-+%282%29%5E2+%2B+2%282%29+-+3+=+-+4+%2B+4+-+3+=+-+3\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Since <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29+=+-+x%5E2+%2B+2x+-+3 ALIGN=MIDDLE  ALT=\"f%28x%29+=+-+x%5E2+%2B+2x+-+3\"   DISABLED_style= \"max-width:90%; height:auto;\" >, then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Af%280%29+=+2+%2A+%280+%2B+0+-+3%29+=+2+%2A+%28-+3%29+=+-+6 ALIGN=MIDDLE  ALT=\"2%2Af%280%29+=+2+%2A+%280+%2B+0+-+3%29+=+2+%2A+%28-+3%29+=+-+6\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Therefore, f(2)-2*f(0) = - 3 - (- 6) = - 3 + 6 = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight_green%283%29 ALIGN=MIDDLE  ALT=\"highlight_green%283%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >  </SPAN>\n" );
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