1. The profits in hundreds of dollars, P(c), that a company can make from a product is modeled by a function of the price, c, they charge for the product: P(c) = –20c2 + 320c + 5,120. What is the maximum profit the company can make from the product?
a) $540,000
b) $640,000
c) $800,000
d) $896,000

2. Which is the equation of the axis of symmetry of the graph of y = –3(x – 6)2 + 5?
a) x = –6
b) x = –5
c) x = 5
d) x = 6

Question

1. The profits in hundreds of dollars, P(c), that a company can make from a product is modeled by a function of the price, c, they charge for the product: P(c) = –20c2 + 320c + 5,120. What is the maximum profit the company can make from the product?
a) $540,000
b) $640,000
c) $800,000
d) $896,000

2. Which is the equation of the axis of symmetry of the graph of y = –3(x – 6)2 + 5?
a) x = –6
b) x = –5
c) x = 5
d) x = 6