Asap plz what polynomial should be subtracted from the polynomial y2–5y+1 to get the difference equal to: a) 0 b)5 c)y^2 d)4y^2–y+7

Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?