Plotting and exploring functions – HP 38g Graphing Calculator User Manual
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Plotting and Exploring Functions
Defining a Problem............................................................... 3-1
Select an Aplet.................................................................... 3-2
Define an Expression (Symbolic View)............................3-2
Evaluating Expressions..................................................... 3-5
Examples: Defining Expressions...................................... 3-6
Plotting....................................................................................3-7
Plot the Expression (Plot View)........................................ 3-7
Examples: Plotting............................................................. 3-8
Exploring the Plot............................................................... 3-11
Tracing.............................................................................. 3-12
Zooming.............................................................................3-13
Other Views for Scaling and Splitting the Graph..........3-16
Setting Up the Plot (Plot Setup)......................................... 3-18
Interactive Root-Finding................................................. 3-19
Examples: Root-Finding with Plots............................... 3-21
Using a Table of Numbers.................................................. 3-23
Display a Table of Numbers (Numeric View)............... 3-23
Exploring the Table of Numbers.................................... 3-24
Setting Up the Table (Numeric Setup)...........................3-25
Building Your Own Table of Numbers..........................3-26
More Examples.................................................................... 3-28
Solve
Solving Equations.................................................................. 4-2
Define the Equation........................................................... 4-2
Solve for the Unknown Variable...................................... 4-4
Plotting the Equation............................................................ 4-6
Interpreting Results...............................................................4-7
Plotting to Find Guesses........................................................4-8
About Variables...................................................................4-11
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