Why is a store credit represented by a negative number? (need answers quick help a homegirl out)

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}

If f (x) = 2x2 +5/(x-2), complete the following statement: f(6) =