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if A --> B, then can I say if A is likely to happen, then B will likely to happen?For example, <br /> <br /> PT 43 S2 Q10 <br /> <br /> I am trying to examine the stimulus with only logic and try to make sense of AC A. <br /> …
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#help "A is essential to B" sufficient or necessary?

ltypku23 Alum Member

February 2019 in Logical Reasoning 75 karma

Hi 7sagers,
I can't remember if CC covered sth. similar to this, but how should we translate this to lawgic?
Is it A -> B or B ->A?
Thanks!

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Comments

advokatethis Alum Member

February 2019 259 karma

I think if A is essential then that would be the necessary condition. So B -> A
1 Like

FixedDice Member

February 2019 1804 karma

The latter. See "Miscellaneous Logical Indicators" under "Introduction to Logic."
ltypku23 Alum Member

February 2019 75 karma

Got it. Thank you both! @advokatethis @FixedDice

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