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Introduction to Graphing Calculators

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Introduction to Graphing Calculators

- The “ON” button is at the lower left.
- You should see a little rectangle on the screen once you press “ON”.

ON

- To enter regular calculations, you enter the number and symbols such as
- To get the answer you press “ENTER” on the lower right

operations

Enter

numbers

- Press “CLEAR” to clear the screen
- Press “Y=” to get to the graphing utility

Y=

CLEAR

- Enter the equation
- Use the “X,T,θ,n” button to get the variable

X,T,θ,n

- Press the “GRAPH” key to see the graph
- Press the “WINDOW” key to change the window size to see better.

GRAPH

WINDOW

- What does “TRACE” do?

TRACE

- Let’s look at some more Graphs!