Determine the rule of inference used in the following arguments. jAk А. :(j^k)V (I^m) В. а — (b Лс) (ьлс) —d .ad ~(r^s)→~(pVs) С. (rAs)→[~(r\s)^~(pVs)]

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Q: (A v B) ^ ~(~A ^ B) → A

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