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A lot of 10 components contains 3 that are defective. Two components are drawn at random and tested. Let A be the event that the

A lot of 10 components contains 3 that are defective. Two components are drawn at random and tested. Let A be the event that the first component drawn is defective, and let B be the event that the second component drawn is defective. Write your answer as a fraction or a decimal, rounded to four decimal places

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