document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=366979>Question 366979</A>: <I><SPAN STYLE=\"word-break: break-all;\"> sketch the graph of y = -1/2x^2-2<BR>\n" );
document.write( "find the domain of the function f(x) = x-2/x+4<BR>\n" );
document.write( "find the domain of the function g(t) = 5t/t^2-9<BR>\n" );
document.write( "use the vertical line test to see if the equations:<BR>\n" );
document.write( "y{-x^2, -2(greater than or less than) x (greater than or less than) 2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #261609 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=261609\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  sketch the graph of y = -1/2x^2-2<BR>\n" );
document.write( "Write in vertex form:<BR>\n" );
document.write( "y = (-1/2)(x-0)^2-2<BR>\n" );
document.write( "Vertex at (0,-2)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Since the coefficient of x^2 is negative, the<BR>\n" );
document.write( "parabola opens downward from (0,-2)<BR>\n" );
document.write( "---------<BR>\n" );
document.write( "Sketch the graph using the vertex and the downward shape.<BR>\n" );
document.write( "If you want other points let x = -2,then -1,then 1,then 2.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28400%2C300%2C-10%2C10%2C-10%2C10%2C%28-1%2F2%29x%5E2-2%29 ALIGN=MIDDLE  ALT=\"graph%28400%2C300%2C-10%2C10%2C-10%2C10%2C%28-1%2F2%29x%5E2-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "find the domain of the function f(x) = x-2/x+4<BR>\n" );
document.write( "All Real Numbers except x = -4.<BR>\n" );
document.write( "---------------------<BR>\n" );
document.write( "find the domain of the function g(t) = 5t/t^2-9<BR>\n" );
document.write( "All Real Numbers except x = 3 or x = -3<BR>\n" );
document.write( "---------------------<BR>\n" );
document.write( "use the vertical line test to see if the equations:<BR>\n" );
document.write( "y{-x^2, -2(greater than or less than) x (greater than or less than) 2<BR>\n" );
document.write( "????<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );