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Algebra
Pregunta

3. John and Mary do not know each other, and have ...

3. John and Mary do not know each other, and have never met. However, they discover cach other on a dating app, and decide to meet up. It turns out that. John has Covid-19, but has not been tested. Mary is free of disease. Consider the following events: 

\(A= \{ \) The date gocs ahead, regardless of John's disease. \( \} \) , 

-\(B = \{ \) John infects Mary with the virus. \( \} \) , 

\( C = \{ \) Mary comes down with Covid-19. \( \} \) , 

Answer

false

true

false

Solución
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