Texas Instruments TI-89 사용자 설명서

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

gets very large in both the positive and negative directions.

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.