George is trying to make some decisions about his business and has come up with p = (x - 100)(x + 20), where p represents his profit margin and x represents the number of dvds he sold. what does (x - 100) mean?

(1,4) is on graph of f(x)

f(1) = 4

so 1/4 f(x)

1/4 f(1)

1/4. ×4

1

so point for function 1/4. f(x) is (1,1)

687.09 dollars       happy now

step-by-step explanation: 6870

1857 times .63 equals 1169.91 subtract that from 1857 you get 687.09