Im gonna need a lot of help tonight because i’m failing so please help asap !

When only separate discreet points are graphed it is called?

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0