The elements of a function of x are (-4,1), (-2,0), (8,-1). what is the domain of the function?

How do i solve uniform motion problems?

Solve the triangle. a = 21°, c = 105°, c = 5

Why can't my rank go i have 1723 points, but my rank is only at ambitious, which is only 250 points! like, (p.s. i know this isn't related to math, but i just don't know why it's doing this and i would really appreciate if someone could tell me whats going on with this)