Chapter 8: draw instructions, Getting started: drawing a tangent line, Chapter 8 – Texas Instruments TI-84 User Manual
Page 187
Chapter 8: Draw Instructions
184
Chapter 8:
Chapter 8:
Chapter 8:
Chapter 8:
Draw Instructions
Draw Instructions
Draw Instructions
Draw Instructions
Getting Started: Drawing a Tangent Line
Getting Started: Drawing a Tangent Line
Getting Started: Drawing a Tangent Line
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 =
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
Y1
.
2.
Press
q
7
to select
7:ZTrig
, which graphs the
equation in the
Zoom Trig
window.
2
2
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