Question: True or false, and explain: (a) If a die is rolled three times, the chance of getting at least one ace is 1/6 + 1/6

True or false, and explain: (a) If a die is rolled three times, the chance of getting at least one ace is 1/6 + 1/6 + 1/6 = 1/2. (b) If a coin is tossed twice, the chance of getting at least one head is 100%

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