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Two numbers are selected from the set {1,2,3,4,5} with replacement. The probability that their product is divisible by 3 can be written as a2b2. Then find the least positive integral value of a is

Answer» Two numbers are selected from the set {1,2,3,4,5} with replacement. The probability that their product is divisible by 3 can be written as a2b2. Then find the least positive integral value of a is


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