Do I really have to study this?

[Younisco]

That´s not uni, I am 14 to 15 and we have to study this at school, lol. Maybe, here it looks a bit difficult but it´s not impossible ;)

It is Uni level. You can see that they use a dot, instead of another symbol/operation.

 

[TeoVolcano]

Oh god, now I've seen why USA is torture in school. I'm 16 and I'm nowhere near that level of learning.

Mexico life op.

Im Spanish, LOL!

 

[TeoVolcano]

OK, I have already passed the exam cheat... errr studying a lot ;), LOCK PLS @Stefanvld
I studied a lot... Yes, I am not joking... NO!

 

[Stefanvld]

Locked as requested.