Who agrees, should add this off-topic option for so people can talk about off-topic stuff, but not inappropriate stuff.

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

What is the distance between the points 4,10 and -3,-14 on the coordinate plane

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?