The function p(x)= -2000x^2 + 16000x - 5000 models the monthly profit P of a smoothie company, where x represents the price per
smoothie. Identify the price range that will generate a monthly profit of at least 25,000? a. between $3 and $5, inclusive
b. less than $3
c. more than $5
B) It's because the question gives you that both lines have the same slope. Remember that having the same slope makes the two lines parallel, which means they'll never intersect.