Figure 6.8 Enter an Equation (800x500)
Version 1
I an orienting the axes so the y-axis is vertical and the z-axis is hidden, like as shown in the figures in the text.
Using the input box on the side, the graphics window is much wider than needed.
Version 2
Input box on the bottom of the window.
Version 3
What if you just used the INPUT BAR and gave explicit instructions to enter your function starting with
f(x) =
Well...it appears the input bar does not show up in the 3D window.