document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=209552>Question 209552</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Rewrite the equation y = (x+2)(4-2x) in intercept form. Then state the coordinates of the vertex.\r<BR>\n" );
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document.write( "(A) y = -2(x+2)(x-2);(0,-2)<BR>\n" );
document.write( "(B) y = -2(x+2)(x-2);(0,0)<BR>\n" );
document.write( "(C) y = -2(x+2)(x+2);(-4,-8)<BR>\n" );
document.write( "(D) y = -2(x-2)(x-2);(4,-8) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #158442 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=158442\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Rewrite the equation y = (x+2)(4-2x) in intercept form. Then state the coordinates of the vertex. <BR>\n" );
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document.write( "y = (x+2)(-2(x-2))<BR>\n" );
document.write( "y = -2(x^2-4)<BR>\n" );
document.write( "y = -2x^2 + 8<BR>\n" );
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document.write( "Vertex occurs at x = -b/2a = 0/-4 = 0<BR>\n" );
document.write( "f(0) = 8<BR>\n" );
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document.write( "So, vertex at (0,8)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "Reply to stanbon@comcast.net<BR>\n" );
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document.write( "(A) y = -2(x+2)(x-2);(0,-2)<BR>\n" );
document.write( "(B) y = -2(x+2)(x-2);(0,0)<BR>\n" );
document.write( "(C) y = -2(x+2)(x+2);(-4,-8)<BR>\n" );
document.write( "(D) y = -2(x-2)(x-2);(4,-8)<BR>\n" );
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