Evaluate expression with HP50g

[BartDB]

Use the numerical solver

Red right Shift followed by NUM.SLV (on 7 key)

Select "1.Solve equation"

Highlight "Eq: " and select EDIT (F1 key)

Enter your equation in the form y=f(x)

Below the equation you will be presented with
x:
y:

Highlight x and enter a value
Highlight y and select SOLVE (F6 key)

Repeat last two steps for as many x values as needed.

(The numerical can also be used with many variables e.g. P*v=n*R*T etc.)