document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=760321>Question 760321</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use the graph of  y = x2 + 4x - 5 to answer the following:\r<BR>\n" );
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document.write( "a) Without solving the equation or factoring, determine the solution(s) to the<BR>\n" );
document.write( "equation, 4 5 0 2 x &#61483;&#61472;x &#61485;&#61472;&#61501;&#61472;, using only the graph.<BR>\n" );
document.write( "Answer:<BR>\n" );
document.write( "Explain how you obtained your answer(s) by looking at the graph in a brief sentence:<BR>\n" );
document.write( "b) Does this function have a maximum or a minimum?<BR>\n" );
document.write( "Answer: <BR>\n" );
document.write( "Explain how you obtained your answer by looking at the graph in a brief sentence::<BR>\n" );
document.write( "c) What are the coordinates of the vertex in (x, y) form?<BR>\n" );
document.write( "Answer:  \r<BR>\n" );
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document.write( "d) What is the equation of the line of symmetry for this parabola?<BR>\n" );
document.write( "Answer: \r<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 #462555 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=462555\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Use the graph of y = x^2 + 4x - 5 to answer the following:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28400%2C400%2C-10%2C10%2C-10%2C10%2Cx%5E2%2B4x-5%29 ALIGN=MIDDLE  ALT=\"graph%28400%2C400%2C-10%2C10%2C-10%2C10%2Cx%5E2%2B4x-5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "a) Without solving the equation or factoring, determine the solution(s) to the<BR>\n" );
document.write( "equation, 4 5 0 2 x &#61483;&#61472;x &#61485;&#61472;&#61501;&#61472;, using only the graph.<BR>\n" );
document.write( "Answer:27,40,-5,7<BR>\n" );
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document.write( "Explain how you obtained your answer(s) by looking at the graph in a brief sentence:<BR>\n" );
document.write( "I'll leave that to you.<BR>\n" );
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document.write( "b) Does this function have a maximum or a minimum?<BR>\n" );
document.write( "Answer: Minimum because the coefficient of x^2 is positive.<BR>\n" );
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document.write( "Explain how you obtained your answer by looking at the graph in a brief sentence::<BR>\n" );
document.write( "c) What are the coordinates of the vertex in (x, y) form?<BR>\n" );
document.write( "Answer: (-2,-9)<BR>\n" );
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document.write( "d) What is the equation of the line of symmetry for this parabola?<BR>\n" );
document.write( "Answer: x = -2<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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