The graph of f(x) = x2 − 6x − 16 is shown. Which of the following describes all solutions for f(x)?

a parabola passing through negative 2 comma zero, 0 comma negative 16, and 8 comma zero

(−2, 0), (0, −16), (3, −25), (8, 0)
(x, x2 − 6x − 16) for all real numbers
(−2, 0), (8, 0)
(x, y) for all real numbers

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes