symbolab

The savior of all math students and includes step-by-step for evidence.

Person 1: Hey, how did you solve this problem?
Person 2: Oh, I used symbolab to solve it.
Person 1: You cheater, but at least you gave us the free class!

dotard

1. A state or period of senile decay marked by decline of mental poise.
2. How Kim Jong Un called Trump.
3. A translation of a Korean word, "neukdari," which is a derogatory reference to an old person.

Rot in thy grave, thou dotard, I defie thee...