Pretty sure that the answer is B because if you plug in x+1 into 4x^2 you get 4(x+1)^2
There are 5280 feet to 1 mile, and 3600 seconds to 1 hour. So
(25 mi/h) × (5280 ft/mi) × (1/3600 h/s) = 110/3 ft/s ≈ 36.7 ft/s
Answer:
Step-by-step explanation: the answer is A
