Roboguru

Diketahui premis-premis berikut: Premis1: Jika Pa...

Diketahui premis-premis berikut:

Premis1: Jika Pak Amir kaya makai a rajin bersedekah.

Premis2: Jika Pak Amir rajin bersedekah maka semua orang senang

Kesimpulan yang sah dari kedua premis tersebut adalah ….

  1. Jika Pak Amir orang yang pelit maka semua orang senang

  2. Jika Pak Amir kaya maka semua orang senang

  3. Jika Pak Amir tidak kaya maka ia tidak rajib=n bersedekah

  4. Jika Pak Amir tidak rajin bersedekah maka ia tidak kaya

  5. Jika Pak Amir maka ia kaya

Jawaban:

P subscript 1 equals space p rightwards arrow q  P subscript 2 equals q rightwards arrow r  therefore space p rightwards arrow r  D i k e t a h u i colon  P r e m i s 1 colon space stack " J i k a space P a k space A m i r space k a y a with underbrace below space stack m a k a with underbrace below space stack i a space r a j i n space b e r s e d e k a h " with underbrace below  space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space p space space space space space space space space space space space space space space space space space space space space space space space space rightwards arrow space space space space space space space space space space space space space space space space space space space q  P r e m i s 2 colon space stack J i k a space P a k space A m i r space r a j i n space b e r s e d e k a h with underbrace below space stack m a k a with underbrace below space stack s e m u a space o r a n g space s e n a n g " with underbrace below  P r e m i s space 1 space d a n space P r e m i s space 2 space m e r u p a k a n space s i log i s m e comma space m a k a space k e s i m p u l a n n y a space a d a l a h semicolon  space therefore p rightwards arrow r space space therefore space “ J i k a space P a k space A m i r space k a y a space m a k a space s e m u a space o r a n g space s e n a n g ”  space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space q space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space rightwards arrow space space space space space space space space space space space space space space space space space space space space r

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