6
The Finance aplet .....................................................................................160
Parameters................................................................................................................. 160
Straightforward compound interest ............................................................................161
Annuity........................................................................................................................162
Loan calculations........................................................................................................ 162
Amortization................................................................................................................163
The Quad Explorer teaching aplet ..........................................................164
Objectives...................................................................................................................164
Choosing the level......................................................................................................164
GRAPH mode............................................................................................................. 164
SYMB mode ...............................................................................................................165
Self test mode ............................................................................................................166
The Trig Explorer teaching aplet.............................................................167
Objectives...................................................................................................................167
SIN vs. COS ...............................................................................................................167
SYMB vs. GRPH mode ..............................................................................................167
Using Matrices on the hp 39g+................................................................170
The MATRIX Catalog ................................................................................................ 170
Matrix calculations in the HOME view ..........................................................................171
Solving a system of equations....................................................................................172
Finding an inverse matrix ........................................................................................... 174
The dot product ..........................................................................................................175
Using Lists on the hp 39g+......................................................................176
The list variables ........................................................................................................176
Operations on lists...................................................................................................... 176
Statistical columns as lists..........................................................................................176
List functions...............................................................................................................177
Editing a list ................................................................................................................177
Operations on elements .............................................................................................177
Using the Notepad Catalog......................................................................178
Aplet notes vs. independent notes .............................................................................178
Independent Notes and the Notepad Catalog..........................................................179
Transferring notes using IR ........................................................................................180
Editing software..........................................................................................................180
Software .........................................................................................................................181
For the hp 38g, hp 39g & hp 40g................................................................................181
For the hp 39g+ .......................................................................................................... 181
Creating a Note..............................................................................................................182
Locking ALPHA mode ................................................................................................. 182
The CHARS view .........................................................................................................183
Corrupting notes.........................................................................................................183
Using the aplet Sketchpad.......................................................................184
Adding text to a sketch ............................................................................................... 184
The DRAW menu ...........................................................................................................185
DOT+..........................................................................................................................185
LINE............................................................................................................................185
BOX ............................................................................................................................185
CIRCLE ...................................................................................................................... 186
Cut and paste (sort of…)............................................................................................ 186
Capturing the PLOT screen .......................................................................................187
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