The function f(x) = -X² + 16x - 60 models the daily profit, in dollars, a shop makes for selling candles, where x is the number of candles sold.
Determine the vertex, and explain what it means in the context of the problem.
(6, 10): The vertex represents the maximum profit.
(6. 10): The vertex represents the minimum profit.
(8. 4): The vertex represents the minimum profit.
(8.4); The vertex represents the maximum profit.

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.