Do you know the free software, function view?

Function view is a free software distributed by Mr. Wada who is a high school math teacher.

you can download here. function view ‘ site

This is very convinient when we draw a math graph on PC.

I made some graphs of the national examination this year. It’s very simple ones. But even if simplified graphs like this become the key which catches the image in question.

If you are intersted in them, please see them.

IINo1[2].jpg IINo2.jpg

IINo1[2].fvw                                   IINo2.fvw

IINo2[3].jpg IINo3.jpg

IINo2[3].fvw                                  IINo3.fvw