document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1192552>Question 1192552</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In a figure, curve A whose equation is y=(x+a)^2, passes through the point (4,0).<BR>\n" );
document.write( "Curve B whose equation is y=(x+a)^2+b, passes through the point (4,-9).\r<BR>\n" );
document.write( "\n" );
document.write( "a)Calculate the values of a and b\r<BR>\n" );
document.write( "\n" );
document.write( "b)if the curve B intersects the x-axis at point (p,0) and (q,0), calculate the values of p and q\r<BR>\n" );
document.write( "\n" );
document.write( "c)if curve B intersects the y-axis at the point (0,r), calculate the value of r. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #824418 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=824418\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y=(x+a)^2<BR>\n" );
document.write( "0=(4+a)^2; a=-4<BR>\n" );
document.write( "-<BR>\n" );
document.write( "y=(x-4)^2+b the vertex is (-a, b) or (4, -9)<BR>\n" );
document.write( "b=-9<BR>\n" );
document.write( "-<BR>\n" );
document.write( "0=(x-4)^2-9=x^2-8x+7=(x-1)(x-7)<BR>\n" );
document.write( "p and q are 1 and 7 or 7 and 1<BR>\n" );
document.write( "-<BR>\n" );
document.write( "r=(0-4)^2-9=7<BR>\n" );
document.write( "-<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C%28x-4%29%5E2%2C%28x-4%29%5E2-9%29 ALIGN=MIDDLE  ALT=\"graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C%28x-4%29%5E2%2C%28x-4%29%5E2-9%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );