TI Nspire How to Videos 1
Goal 1: Create and Add a Function that will allow you to add and label points
Goal 1A: Enter a function
Steps
This should display the function on your DEFAULT graph window 
Goal 1B: Enter a list that you allow you place points on the graph
Steps

Goal 2: Getting a Label of a point on a Graph
Goal 2A: Adding any point on the graph of your function
Note: if you click on the x or y coordinates of the point you should be able to change the value of x or y of the point
 Add a Graphs Page
 Turn f1(x) on
 Press Menu
 Select 8: Geometry
 Select 1: Points and Lines
 Select 2: Point On
 Place a couple of points on the graph
 Hit ESC button to quit adding points
Note: if you click on the x or y coordinates of the point you should be able to change the value of x or y of the point
Goal 2B: Adding specific points from a pair of lists on the graph of your function
Note: if you click on the x or y coordinates of the point you should be able to change the value of x or y of the point
 Add a Graphs Page
 Enter your scatter plot
 Press Menu
 Select 8: Geometry
 Select 1: Points and Lines
 Select 2: Point On
 Place a couple of points on the scatter plot
 Hit ESC button to quit adding points
 Switch Graph Entry/Edit back to function
 Turn related function on
Note: if you click on the x or y coordinates of the point you should be able to change the value of x or y of the point
Goal 3: Reusing a Problem or File