Hel my senpai added me on discord what do i say to him

A nothing
B hi senpai
C ;3
D Die in a fire
E you got rickrolled

i wouldn't say anything but just a simple hi would do

Step-by-step explanation:

If you guys are not friends and u don't want it to end with a simple hi and hi back, then ask about a class u guys have if u guys have a class together or just ask about classes in general and about quarantine. Like if u guys have a class together, maybe ask about an assignment that u guys had or a test/quiz

Look I'm not a pro at this so don't come after me if things go straight to the pits of hell

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,