22-06-2019
Mathematics

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a coin is tossed two times find the probability of getting (1 . exactly one head (2.at least one head (3. at most one head

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konrad509 konrad509

22-06-2019

[tex]|\Omega|=2^2=4[/tex]

1.

[tex]|A|=2\\P(A)=\dfrac{2}{4}=\dfrac{1}{2}[/tex]

2.

[tex]|A|=3\\P(A)=\dfrac{3}{4}[/tex]

3.

[tex]|A|=3\\P(A)=\dfrac{3}{4}[/tex]

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