? A coin is thrown 3 times .what is the probability that at least one head is obtained

hamza

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2022-05-18

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A coin is thrown 3 times .what is the probability that at least one head is obtained?

Mathematics,

hamza

2022-05-18

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Sample space = [HHH, HHT, HTH, THH, TTH, THT, HTT, TTT]
Total number of ways = 2 × 2 × 2 = 8. Fav. Cases = 7
P (A) = 7/8

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