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What is the domain of the function f(x)=^9x

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?