2. The height, h, in metres, of bucket on a Ferris Wheel after t seconds is given by: h = 9sin[7.5(t-12)]+11. a) b) c) How long does it take the Ferris wheel to go around once? What is the maximum height of the bucket? What is the minimum height of the bucket?

nction(t) = 16t² + 150t + 20 gives the height (in feet) of the rocket a answers to two decimal places as needed. All answers must include appropriate units of measure. a.) How long does it take for the rocket to reach its maximum height? it will take 4.69 sec b.) Determine the maximum height of the rocket. 371.59 feet c.) How long does it take the rocket to hit the ground? 4.8 seconds F2 d.) Identify the vertical intercept. Write it as an ordered pair and interpret its meaning. e.) Determine the practical domain of H(t) in interval notation. f.) Determine the practical range of H(t) in interval notation. # 3 < Previous E F3 $ R 4x F4 O Search the web % 5 T F5 LC 6 Y F6 & 7 U 0 M Quiz saved at 3:01pm PrtScn 8 F8 Home 9 F9 O M Sub

The graph of y=160(0.89)xy=160(0.89)x represents the milligrams of caffeine y in the body x hours after drinking an energy drink.   What is the maximum amount of caffeine?     A) 160 mg   B) 142.2 mg   C) 0.89 mg   D) 89 mg

Please help me asap

The height, h, in metres, of an object t seconds after it is thrown into the air is given by 49 12 + 10 343 h()- ++ 5. What is the maximum height of the object, to the nearest metre? = -- 10

15. Rahj owns a hardware store. For every increase of 10¢ in the price A of a package of batteries, he estimates that sales decrease by 10 packages per day. The store normally sells 700 packages of batteries per day, at $5.00 per package. a) Determine an equation for the revenue, y, when x packages of batteries are sold. b) What is the maximum daily revenue that Rahj can expect from battery sales? c) How many packages of batteries are sold when the revenue is at a maximum?

14. An inflatable raft is dropped from a hovering helicopter to a boar in distress below. The height of the raft above the water, in metres, is approximated by the equation y = 500 - 5x², where x is the time in seconds since the raft was dropped. a) What is the height of the helicopter above the water? When does the raft reach the water? b) c) What is the height of the raft above the water 6 s after it is dropped? d) When is the raft 100 m above the water?