Aos= -b/2a so plunin your numbers and you'll get the AOS so you can find the vertex
Answer: 10n^2+n+9
Answer: c. 29.65 + 0.90r ≤ 41
The answer:
$0.59
Explanation:
The unit rate is the price of each ounce, so you would divide 4.72 by 8 and get 0.59.
