First one is a type of Integral, I believe there are 128 rules. I know about 20 I'm not sure exactly what the is, but it's basically a Sigma. Looks like a physics equation... The third is the quadratic equation from GRADE AGELBRA!!!!
You have to get hurt. That’s how you learn. The strongest people out there, the ones who laugh the hardest with a genuine smile, those are the people who have fought the toughest battles. Because they’ve decided that they’re not going to let anything hold them down, they’re showing the world who’s the boss.