Math, asked by anilparit, 2 months ago

Without using truth table show that
PQ = (PA2) V (NP ANq).​

Answers

Answered by safwankohat2
1

Answer:

Answer

L.H.S. =p↔q

           =(p→q)∧(q→p)

           =(p∨∼q)∧(q∨∼p)

           =((p∨∼q)∧q)∨((p∨∼q)∧∼p)

           =((p∧q)∨(∼q∧q))∨((p∧∼p)∨(∼q∧∼p))

           =(p∧q)∨(∼p∧∼q)

           = R.H.S.

Hence proved.

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