III. Working With Graphs

E. F5 - Math

8:Inflection finds the inflection point over a designated interval. This is where the second derivative changes signs.

Press to
access the Y=Editor.
Press to
set the window.

Press to
draw the graph.

Press and
select 8:Inflection.

Press and the
calculator will request
a lower bound.
Enter -1 as the
lower bound.
The calculator will
request an upper
Enter 1 as the
upper bound.
Press and
the inflection point
is found.