Answer:
y = x² - 7x + 10
Step-by-step explanation:
Given that the zeros are x = 2 and x = 5, then
(x - 2) and (x - 5) are the factors and
y = (x - 2)(x - 5) ← expand and simplify factors
y = x² - 7x + 10
Answer:
34.5
Step-by-step explanation:
49, because if he bought 9 you need to add that to 40 to get the whole