document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=778525>Question 778525</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 3)	A vertical line, with equation x=a, is drawn on the number plane on which the graphs of the functions y=log3 X  and y= log3 (2x) are also drawn.<BR>\n" );
document.write( "The vertical line intersects the log graphs in the points A and B respectively.<BR>\n" );
document.write( "a)	Sketch the graphs.<BR>\n" );
document.write( "b)	What values of a are allowed?<BR>\n" );
document.write( "c)	Show that the distance AB is constant, (that is, it is independent  of a).<BR>\n" );
document.write( " </SPAN>\n" );
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