GR: Y1=0.5X^4–4X^2+8 en Y2=Y1(X)–Y1(X–1); table with step size from .
Three sign changes in the increments.
Around 3:00 pm.
No, not exactly, the measurements were done hourly only.
Make a table for
Decreasingly decreasing, the negative increments become smaller.
The increments approach zero. The graph of has a horizontal asymptote.