User Manual
Table Of Contents
- Getting Ready
- Contents
- About This User’s Guide
- Chapter 1 Getting Acquainted
- Chapter 2 Using the Main Application
- 2-1 Main Application Overview
- 2-2 Basic Calculations
- 2-3 Using the Calculation History
- 2-4 Function Calculations
- 2-5 List Calculations
- 2-6 Matrix and Vector Calculations
- 2-7 Using the Action Menu
- 2-8 Using the Interactive Menu
- 2-9 Using the Main Application in Combination with Other Applications
- 2-10 Using Verify
- Chapter 3 Using the Graph & Table Application
- Chapter 4 Using the Conics Application
- Chapter 5 Using the 3D Graph Application
- Chapter 6 Using the Sequence Application
- Chapter 7 Using the Statistics Application
- 7-1 Statistics Application Overview
- 7-2 Using List Editor
- 7-3 Before Trying to Draw a Statistical Graph
- 7-4 Graphing Single-Variable Statistical Data
- 7-5 Graphing Paired-Variable Statistical Data
- 7-6 Using the Statistical Graph Window Toolbar
- 7-7 Performing Statistical Calculations
- 7-8 Test, Confidence Interval, and Distribution Calculations
- 7-9 Tests
- 7-10 Confidence Intervals
- 7-11 Distribution
- 7-12 Statistical System Variables
- Chapter 8 Using the Geometry Application
- Chapter 9 Using the Numeric Solver Application
- Chapter 10 Using the eActivity Application
- Chapter 11 Using the Presentation Application
- Chapter 12 Using the Program Application
- Chapter 13 Using the Spreadsheet Application
- Chapter 14 Using the Setup Menu
- Chapter 15 Configuring System Settings
- 15-1 System Setting Overview
- 15-2 Managing Memory Usage
- 15-3 Using the Reset Dialog Box
- 15-4 Initializing Your ClassPad
- 15-5 Adjusting Display Contrast
- 15-6 Configuring Power Properties
- 15-7 Specifying the Display Language
- 15-8 Specifying the Font Set
- 15-9 Specifying the Alphabetic Keyboard Arrangement
- 15-10 Optimizing “Flash ROM”
- 15-11 Specifying the Ending Screen Image
- 15-12 Adjusting Touch Panel Alignment
- 15-13 Viewing Version Information
- Chapter 16 Performing Data Communication
- Appendix
20050501
k Logarithmic Functions (log, ln) and Exponential Functions (e, ^,
k
)
Problem
Use this keyboard:
Operation
mth abc cat 2D
log1.23 (log101.23) = Func l 1.23 w or
0.08990511144 )V 10 e 1.23 w
ln90 (loge90) = 4.49980967 Func I 90 w or
)V0ne
e 90 w
log39 = 2 Func l 3 , 9 w or
)V 3 e 9 w
10
1.23
= 16.98243652 MATH Cmd 10 { 1.23 w
e
4.5
= 90.0171313 MATH Func e 4.5 w or
)Q 4.5 w
(–3)
4
= (–3) × (–3) × (–3) × MATH Cmd (- 3 ){ 4 w
(–3) = 81
–3
4
= – (3 × 3 × 3 × 3) = –81 MATH Cmd - 3 { 4 w
7
123 (= 123
) MATH Cmd 123 {( 1 / 7 w or
= 1.988647795 )% 7 e 123 w
2 + 3 ×
3
64 – 4 = 10 MATH Cmd 2 + 3 * 64 {( 1 /
3 )- 4 w or ) 2 +
3 *% 3 e 64 e- 4 w
Can be omitted.
Tip
•^ and
have a higher calculation priority sequence than × and ÷.
2-4-3
Function Calculations
1
—
7