Calculator User Manual

Chapter 20: A to Z Function and Instruction Reference
373
20ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 373 of 11820ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 373 of 118
ZFit
† GRAPH ZOOM menu
ZFit
Recalculates
yMin
and
yMax
to include the minimum
and maximum
y
values of the selected functions
between the current
xMin
and
xMax
, and then updates
the graph screen.
This does not affect
xMin
and
xMax
.
In
Func
graphing mode:
y1=x
2
N
20
b
Done
ZStd
b
ZFit
b
ZIn
† GRAPH ZOOM menu
ZIn
Zooms in on the part of the graph centered around the
current cursor location.
Zoom factors are set by the values of built-in variables
xFact
and
yFact
; the default is 4 for both factors.
In
Func
graphing mode:
y1=x sin x
b
Done
ZStd
b
ZIn
b