Kuzu to Megane to Bungaku Shoujo (Nise) - Vol. 2 Ch. 165 - Subject

[MangaDex]

 

[Nightlilygirl-]

This just makes me feel so thankful because I don't have to study math anymore hahaha

 

[youseiki]

what the hell, I didn't encounter that problem when I was studying

 

[kuma]

i never use them in my life.

 

[jukebox1412]

Although I have never seen that identity before, it doesn't seem too hard.