What is 5.264 rounded to the nearest ones

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Factor the monomial completely 42a3b3