Linear and Quadratic Functions on a Graphing Calculator
Key Questions

I have inserted a generic quadratic into the TI84.
In this instance I entered
#x^22x6# by using the keys in the following order.First I pressed the x, t, theta, n key for x.
Next I pressed the
#x^2# key.Next I entered a subtraction followed by 2 then the x, t, theta, n key again.
Finally, I entered a subtraction key followed by a 6.
Lastly, I pressed the grey "graph" button on the top right.