Using the ti-nspire. Some help with button selections.

1. Getting Started with TI-nspire CAS version 1.6
d remove
menus and c (home)
dialogue boxes select application
/ d undo / c open
the last step File menu
e move to next b options for
field each application
/ e go to / b select
last screen single menu
/ ▲ display page
sorter a mouse
pointer
/ ◄ display
Previous page /a
grab
/ ► display Next
page
/ ▼ display page
sorter from My
Documents
© 2009 Neale Woods nwoods1@optusnet.com.au

2. h (variable) . (backspace)
list of variables delete a character
/ h store / . delete k (catalog)
or link a variable a line or object display the
/ standard
shortcut keys catalog
apply: /k
/ C − copy display the
/ V − paste symbols
/ X − cut
/ Y − redo /p
/ Z − undo display a
fraction
large black keys
operators and /r
functions display the
templates
small grey keys /·
symbols and approximate
punctuation answer
small green large white keys
keys numeric keys
l h b tk
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3. Calculator application
The menus
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4. Open a Calculator application and try the following examples
Menu examples Screen
Press b > 1:Actions
Press b > 2:Number
Press b > 3:Algebra
Algebra
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5. Algebra
Press b > 4:Calculus
Press b > 5:Probability
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6. Graphs & Geometry application
The menus
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7. Open a Graphs & Geometry application
• Enter the equation f1(x) = x2 − 4
• Press · to graph the equation
• Press d to move the cursor
from the Graph Entry Line to the
Graph Window
• Use the NavPad to move the
cursor in the Graph Window
When in the Graph Entry Line, use
the up and down arrows on the
NavPad to select different functions
• Use the NavPad to place the
cursor over one end of the
parabola
• Press the a key for a few
seconds or press / a to
activate the hand
• Drag the end of the parabola using
the NavPad to dilate it
• As the parabola dilates, the
equation changes accordingly
To return to the Graph Entry Line,
press e or use the NavPad to move
the cursor over it and press the a
key.
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8. Window settings and Function Tables
Press b > 4:Window
> 1:Window Settings
Amend the window settings to suit
Press b > 2:View
> 9:Add Function Table
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9. View the graph and the function table
in two screen format.
Press / Z three times to remove
the function table and return to the
graph screen.
Geometry
Press b > 1:Actions
> 5:Delete All or open a new
Graphs&Geometry application.
Press / G to turn off the Graph
Entry Line
Press b > 4:Window
> 6:Zoom − Quadrant 1
Press b > 8:Shapes
> 2:Triangle
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10. Use the NavPad to move to three
different points, pressing · or the
a key each at each point to draw a
triangle.
Press b > 7:Measurement
> 1:Length to access the Length
measure tool.
Use the NavPad to move the cursor
over the perimeter and press the a
key to highlight it. Press · or the
a key to display the value of the
perimeter.
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11. Press d to cancel the measure tool.
Press b > 1:Actions
> 4:Attributes
Use the a key to select the length
measurement. Use the left arrow on
the NavPad to reduce the number of
decimal places to 1. Press ·.
Press b > 1:Actions
> 6:Text and select one of the points
of the triangle. Label this point ‘p’
and press ·.
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12. Press b > 1:Actions
> 6:Coordinates and Equations.
Select point p then press · or the
a key twice to display the
coordinates of the point.
Hint: move the cursor to an
appropriate location on the screen
before pressing · the second time.
Use the b > 1:Actions >
3:Attributes to round off the x and y
values of the coordinates to one
decimal point.
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13. Lists & Spreadsheet application
The menus
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14. Open the Lists & Spreadsheet application.
Press b > 1:Actions > 2:Resize
> 1:Resize Column Width
The right and left arrows on the
NavPad can be used to widen or
reduce the column width. Press ·
to set the width.
Move the cursor to the top row of the
first column and type the word ‘time’
next to the letter A. Move to the top
of column B and type the word
‘distance’..
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15. Enter in the numbers from this screen
into the first two columns.
Press b > 4:Statistics
> 1:Stat Calculations
> 3:Linear Regression(mx+b)
In the dialogue box, use the down
arrow to select ‘time’ in the X List
and ‘distance’ in the Y List. Use tab
to move to the next field. Press enter
twice when finished.
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16. The results will appear in columns C
and D. Widen or reduce the column
widths to suit.
Open a new Graphs & Geometry
application. Press b
> 3:Graph Type > 4:Scatter Plot.
Use the NavPad to select ‘time’ in
the x field and ‘distance’ in the
y field
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17. Press b > 4:Window
> 9:Zoom – Data to display the
points
Press b >3:Graph Type
> 1:Function. Scroll up through the
functions to find the equation of the
least squares regression line and press
· to graph it.
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18. Notes application
The menus
Open a Text application
Press 1:Templates > 1:Q&A
The question and answer template will be
displayed.
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19. Data & Statistics application
The menus
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20. Open a Data & Statistics application
Points will appear if you have
previously entered values in the List
& Spreadsheet application.
Refer to the earlier data in the Lists &
Spreadsheet application or recreate it.
Move the cursor over the bottom box
titled ‘Click to add variable’, press
· or the a key and select ‘time’.
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21. The data points in the ‘time’ column
will be displayed.
Press b > 1:Plot Type
> 2:Box Plot
The box plot will be displayed.
Information about the key points on a
box plot will be displayed as you
move the cursor over them.
Grab and drag these key points on the
screen. Notice that as the box plot
changes shape, the corresponding
values in the List & Spreadsheet
application change as well.
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22. Move the cursor to the left side of the
screen until the message ‘Click to to
add variable’ appears. Press · or
the a key and a list will appear.
Select ‘distance’.
The plot type reverts to a dot plot and
the points are displayed.
Press b > 4:Analyse
> 2:Add Moveable line
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23. A line, with its equation, appears on
the screen. Grab and move the line
around the screen to see if you can
find a good line of best fit.
Press b > 4:Actions
> 6:Regression
> 1:ShowLinear (mx+b)
The linear regression line appears on
the screen. Drag the moveable line
around the screen and try to fit it onto
the regression line.
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