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Table of Contents
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1 Getting Started..................................................................1
TI-84 Plus keys................................................................................. 1
Turning the TI-84 Plus on and off.................................................. 2
Home screen ................................................................................... 2
y and ƒ keys ........................................................................ 3
‘ and y 5 ....................................................................... 4
Entering an expression................................................................... 4
Interchangeable Faceplates........................................................... 5
Using the Clock............................................................................... 6
TI-84 Plus menus............................................................................. 8
Editing and deleting .................................................................... 11
Using ¹ and Ì............................................................................. 13
Using parentheses ........................................................................ 14
Storing a value.............................................................................. 15
Graphing a function..................................................................... 17
Changing mode settings.............................................................. 18
Setting the graphing window ..................................................... 21
Using q ................................................................................... 23
Building a table ............................................................................ 23
Using the CATALOG...................................................................... 25
Performing simple calculations ................................................... 26
Using the equation solver............................................................ 28
Entering data into lists................................................................. 30
Plotting data................................................................................. 32
Calculating a linear regression .................................................... 35
Calculating statistical variables.................................................... 36
Using the MATRIX Editor ............................................................. 37
Grouping....................................................................................... 39
Ungrouping .................................................................................. 41
Error messages.............................................................................. 42
Resetting defaults ........................................................................ 43
Installing applications .................................................................. 44
Running applications ................................................................... 45
Quick reference ........................................................................... 46
Battery precautions...................................................................... 46
2 Activities ..........................................................................47
The Quadratic Formula ................................................................ 47
Box with Lid.................................................................................. 50
Comparing Test Results Using Box Plots...................................... 57
Graphing Piecewise Functions..................................................... 59
Graphing Inequalities................................................................... 60