3)

Charlie sells beaded bracelets as a side job. Charlie will have a maximum profit of $12 when he sells 5 bracelets.
Construct Charlie's profit function, p (x), to model his sales, in dollars, as a function of the number of bracelets he sells.
p(x) = [a] (x - [h])^2 + [k]

which is [a]?
A 3/4
B -3/4

Find [k]
A 12
B 5
C -12
D -5

1 answer

A -3/4

C -12