SOLUTION: The probability of flipping 2 coins and having at least one land heads up is?

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Question 658092: The probability of flipping 2 coins and having at least one land heads up is?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
The probability of flipping 2 coins and having at least one land heads up is?
P(x >- 1 head) = 1 - P(2 tails) = 1 - (1/2)^2 = 3/4
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Cheers,
Stan H.