Texas Instruments TITANIUM TI-89 - Manual (Page 757)

Activities 757
Observe that the global behavior of the f(x) function is basically represented by the
quadratic quotient y2(x) . The rational expression is basically a quadratic function as x
gets very large in both the positive and negative directions.
Studying Statistics: Filtering Data by Categories Studying Statistics: Filtering Data by Categories Studying Statistics: Filtering Data by Categories Studying Statistics: Filtering Data by Categories
This activity provides a statistical study of the weights of high school students using
categories to filter the data.
The lower graph is y3(x)=f(x) graphed
separately using the line style.