You can simply answer this question and get free points! but if you want to get extra points (brainlist) then send me the best meme (as a picture)

Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Find the dimensions of the circle. area = 64π in.² r= in.