document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=564773>Question 564773</A>: <I><SPAN STYLE=\"word-break: break-all;\"> can you explain two point formula please,thank you.\r<BR>\n" );
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document.write( "GOD BLESS </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #365488 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=365488\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> can you explain two point formula please,thank you. <BR>\n" );
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document.write( "The point-slope formula is:<BR>\n" );
document.write( "y-y1 = m(x-x1)<BR>\n" );
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document.write( "But m = (y2-y1)/(x2-x1)<BR>\n" );
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document.write( "So y-y1 = [(y2-y1)/(x2-x1)](x-x1)<BR>\n" );
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document.write( "That is the 2-point formula for a line<BR>\n" );
document.write( "with points at (x1,y1) and (x2,y2).<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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