alleryਸਾਰੇ R ਹਨ S। ਨੰਬਰ S ਹੈ T। ਕੁਝ U ਹਨ R। I: ਕੁਝ U T ਨਹੀਂ ਹਨ। II: ਕੁਝ S ਹਨ U। III: ਨਹੀਂ U ਹੈ T। ਕਿਹੜੇ ਸੂਚੀਬੱਧ ਸਿੱਟੇ ਸਹੀ ਹੋਣੇ ਚਾਹੀਦੇ ਹਨ?
AI ਸਿਰਫ
BI ਅਤੇ II ਸਿਰਫ਼
CII ਅਤੇ III ਸਿਰਫ਼
DI, II ਅਤੇ III
Answer & Solution
Correct answer: B. I ਅਤੇ II ਸਿਰਫ਼
U ਜੋ R ਹਨ S ਹਨ ਨਾ ਕਿ T, ਸਾਬਤ ਕਰਦੇ ਹੋਏ I ਅਤੇ II, ਜਦਕਿ ਹੋਰ U T ਹੋ ਸਕਦੇ ਹਨ।
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Read the set diagramsWhat must follow?Exactly one of A,B holds. B requires C; C requires exactly one of D,E; D requires A; E exc3 objects. All A are B or C; no B is D; all C are D; some A are D; some A are B. I:Some C Exactly two switches A–D are on. Claims: A off or B on(or both); C,D same state; exactly oChoose exactly 3 of A–F. A requires B; C requires D; exactly one of B,E is chosen; F requiAll A are B; no B is C. Which extra premise ensures both “No A is C” and “Some A are not CWhich example disproves “All A are C” while satisfying “All A are B” and “Some B are C”?