Texas Instruments TI-89 Manual Book page 515

Shade
CATALOG
Shade expr1, expr2, [xlow], [xhigh], [pattern], [patRes]
Displays the Graph screen, graphs
and shades areas in which
expr2,
than
expr2
expressions that use
variable.)
and
xlow
right boundaries for the shading. Valid inputs
are between
and
xmax
specifies one of four shading patterns:
pattern
1 = vertical (default)
2 = horizontal
3 = negative-slope 45¡
4 = positive-slope 45¡
specifies the resolution of the shading
patRes
patterns:
1= solid shading
2= 1 pixel spacing (default)
3= 2 pixels spacing
©
10= 9 pixels spacing
Note: Interactive shading is available on the
Graph screen through the
Automatic shading of a specific function is
available through the
is not valid in 3D graphing mode.
498 Appendix A: Functions and Instructions
expr1
. ( and must be
expr1 expr2
as the independent
x
, if included, specify left and
xhigh
and . Defaults are
xmin xmax
.
Shade instruction.
instruction.
Style
In the ZoomTrig
and
Shade cos(x),sin(x) ¸
expr1
is less
xmin
"
TI-89:
¥ "
TI-92 Plus:
ClrDraw ¸
Shade cos(x),sin(x),0,5 ¸
"
TI-89:
¥ "
TI-92 Plus:
ClrDraw ¸
Shade cos(x),sin(x),0,5,2 ¸
Shade
"
TI-89:
¥ "
TI-92 Plus:
ClrDraw ¸
Shade cos(x),sin(x),0,5,2,1
¸
viewing window:
Done
Done
Done