For our example with  [Graphics:Images/TangentParabolaMod_gr_151.gif],  and  [Graphics:Images/TangentParabolaMod_gr_152.gif],  we have

        [Graphics:Images/TangentParabolaMod_gr_153.gif][Graphics:Images/TangentParabolaMod_gr_154.gif][Graphics:Images/TangentParabolaMod_gr_155.gif]  
    
        [Graphics:Images/TangentParabolaMod_gr_156.gif][Graphics:Images/TangentParabolaMod_gr_157.gif][Graphics:Images/TangentParabolaMod_gr_158.gif]  

Exploration 3.

[Graphics:../Images/TangentParabolaMod_gr_159.gif]


[Graphics:../Images/TangentParabolaMod_gr_160.gif]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(c) John H. Mathews 2004