# Question: A Develop a formula for the probability of not getting either

a. Develop a formula for the probability of not getting either A or B on a single trial. That is, find an expression for P{A or B).

b. Develop a formula for the probability of not getting A or not getting B on a single trial. That is, find an expression for P{A or B).

b. Develop a formula for the probability of not getting A or not getting B on a single trial. That is, find an expression for P{A or B).

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