Texas Instruments TI-84 Plus Guide Book

Chapter 17: Activities 502
Demonstrating the Fundamental Theorem of
Demonstrating the Fundamental Theorem of Demonstrating the Fundamental Theorem of
Demonstrating the Fundamental Theorem of
Calculus
CalculusCalculus
Calculus
Problem 1
Problem 1Problem 1
Problem 1
Using the functions
fnInt( and nDeriv( from the MATH menu to graph functions defined by
integrals and derivatives demonstrates graphically that:
and that
Procedure 1
Procedure 1Procedure 1
Procedure 1
1. Press z. Select the default settings.
2. Press p. Set the viewing window.
3. Press o. Turn off all functions and stat plots. Enter the numerical integral of 1àT
from 1 to X and the function ln(X). Set the graph style for
Y1 to ç (line) and Y2 to
ë (path).
Xmin=.01
Xmax=10
Xscl=1
Ymin=
L1.5
Ymax=2.5
Yscl=1
Xres=3
Fx() td
1
x
∫
x() x 0>,ln==
Dx
1
t
---
td
1
x
∫
1
x
---=

Texas Instruments TI-84 Plus Specifications

General

Battery type	AAA
Power source	Battery
Number of batteries supported	4
Type	Graphing
Cover	No
Form factor	Pocket
Control type	Buttons
Product color	Black
USB port	Yes
USB 2.0 ports quantity	1
Digits	- digits
Display number of lines	8 lines
Display number of characters	16
RAM capacity	0.024 MB
ROM capacity	0.480 MB
Storage media type	-