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TI-83 Plus Draw Instructions 212
Chapter 8:
Draw Instructions
Getting Started: Drawing a Tangent Line
Getting Started is a fast-paced introduction. Read the chapter for details.
Suppose you want to find the equation of the tangent line at X =
‡
2/2 for the
function Y = sin(X).
Before you begin, select
Radian
and
Func
mode
from the mode screen, if necessary.
1. Press
o
to display the
Y=
editor. Press
˜
„
¤
to store
sin(X)
in
Y
1
.
2. Press
q
7
to select
7:ZTrig
, which graphs
the equation in the Zoom Trig window.
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