You have n fair coins and you flip them all at the same time. any that come up tails you set aside. the ones that come up heads you flip again. how many rounds do you expect to play before only one coin remains? write a function that, given n, returns the number of rounds you'd expect to play until one coin remains.

After you clean an engine with hot water spray, it seems to stall; when it doesn't stall, it's idling noisily. technician a says to check for loose bolts on the flex plate near the torque converter. technician b says to wipe down the spark plug wires and the distributor cap. who is correct? a. technician a b. both technicians a and b c. technician b