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Mathematics 18 Online
OpenStudy (anonymous):

If p: All birds fly. What is ~ p?

OpenStudy (blurbendy):

the ~ means negation. So, what is the opposite of saying All birds fly?

OpenStudy (anonymous):

No birds fly.

OpenStudy (anonymous):

Right?

OpenStudy (anonymous):

Because that's not a choice.

OpenStudy (blurbendy):

Logically, I would write, There is no bird that can fly.

OpenStudy (anonymous):

some birds fly birds always walk not all birds fly none of the above

OpenStudy (anonymous):

those are the choices

OpenStudy (blurbendy):

It's either C or D. I would argue C, because you can just put "not" in front of a statement because then that represents the "~" symbol.

OpenStudy (klimenkov):

There exist a bird, that cant fly.

OpenStudy (anonymous):

Exactly @blurbendy

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