AS/A2 Pure 1 Pure 2

P3 Topic 1: Algebra
Rational functions 2
The graph of the above rational function is shown. Investigate the effect of changing a, b, c or d.

Summary There are asymptotes at x=a and x=b The curve always passes through the origin (0,0) When a=0 and b=0 the curve is the basic reciprocal curve y=1/x Based on free Java applets from JavaMath