Enter: Y1=250X-4.9X^2
Window: and
Enter: Y1=0.04+200/X
Window: and
-
Enter: Y1=60/(30+0.5X^2)
Window: and
and are height and width of the printed part.
Enter into GR.
Enter: Y1=10000/(X+20)-25
Window: and
Do it.
by cm