If you answer this I will send a thanks.
But I can't send a thanks if you don't explain it step by step. ASAP

Is that supposed to be

?

Let's assume so.  This is really bad computer aided instruction if they can't typeset simple formulas in a way that doesn't look like it was written by a drunk. Tell your school to get a better system than this; you deserve better.

2, last choice

what's that

this is a very good question

step-by-step explanation:

i got a hair cut today from my mom not to flex just to flex kim jon un is one rad fellow i'd say you'd need to take the hairline in kinda like a box shape like someone rammed a lego brick into your head. from there you really need to take the top up keeping with that boxy aesthetic, finally coat the whole thing with gel if your country economics are failing or whatever you can just coat it with the starving children's food rations. about 5 orphans per strand is a good ratio. good luck with the fresh cut my dude