Press `Y=`
Enter `X^2` in `Y1`
Press `WINDOW`
Set `Xmin`, `Xmax`, `Ymin`, and `Ymax` as needed
Press `GRAPH`
Press `2nd`
Press `TRACE`
Select `CALC`
Choose `1:Value`
Enter `x` values to view points on the square curve
Press `Y=`
Enter `X^2` in `Y1`
Press `WINDOW`
Set `Xmin`, `Xmax`, `Ymin`, and `Ymax` as needed
Press `GRAPH`
Press `2nd`
Press `TRACE`
Select `CALC`
Choose `1:Value`
Enter `x` values to view points on the square curve