Latihan Soal Implikasi

Contoh Soal: Buatlah tabel kebenaran dari:

1. (p ^ q) --> q
2. (p --> q) <==> (-p --> -q)
3. (-(p v –q) v (-p ^ q)) <==> -p
4. ((-p v q) ^ (p v -r)) <==> (-p --> q)

Jawab:

1. (p ^ q) --> q
2. (p --> q) <==> (-p --> -q)3. (-(p v –q) v (-p ^ q)) <==> -pKeterangan:
x1 = (-(p v –q) v (-p ^ q));
hasil = (-(p v –q) v (-p ^ q)) <==> -p


4. ((-p v q) ^ (p v -r)) <==> (-p --> q)
Keterangan:
x1 = ((-p v q) ^ (p v -r));
hasil = ((-p v q) ^ (p v -r)) <==> (-p --> q)



Materi Kuliah Matematika Diskrit
Selasa, 08 September 2009
created by Jupren