Points of Inflection of Graphs of Functions
To view the CALC menu, press
Choose option 7 Inflec to find the point(s) of inflection where the graph changes concavity.
Press 
and enter the function
y = (x-2)2(x+2)(x+5)
There is more than one point of inflection.
Reflect the graph about the x axis and simply run Inflect again.
Press and enter the function
y = -(x-2)2(x+2)(x+5)
