1. A shipment of 7 television sets contains 2 defective sets. A hotel makes a random purchase of 3 of the sets. If the random variable X representing the number of defective sets, find a) P(X=1) b) P (0

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A: Please raise a clarification request.

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Q: Let à = i +43 and b - 37 - 7j. Find a . b

A: