5-11-20

Function Analysis

u To calculate the x- and y-intercepts

[G-SLV]-[X-IN]/[Y-IN]

Example

To determine the x- and y-intercepts for the hyperbola

 

(X – 3)2

(Y – 1)2

 

 

–––––––– – –––––––– = 1

 

 

22

22

 

Use the following V-Window settings.

Xmin = –4,

Xmax = 8,

Xscale = 1

Ymin = –5,

Ymax = 5,

Yscale = 1

mCONICS

cccccccw

cwcwdwbw6(DRAW)

!5(G-SLV)

2(X-IN)

(Calculates the x-intercept.)

!5(G-SLV)

3(Y-IN)

(Calculates the y-intercept.)

•Press e to calculate the second set of x-/y-intercepts. Pressing d returns to the first set of intercepts.

20050401