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SURA PUBLICATION-DISCRETE MATHEMATICS -EXERCISE 12.2
- Let p: Jupiter is a planet and q: India is an island be any two simple...
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- Write each of the following sentences in symbolic form using statement...
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- Determine the truth value of each of the following statements. (i) I...
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- Which one of the following sentences is a proposition? (i) 4+7=12 ...
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- Write the converse, inverse, and contrapositive of each of the followi...
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- Show that (i) ~(p wedge q) -= ~p vee ~q (ii) ~(p to q) -= p wedge~q.
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- Prove that q to p -= ~p to ~q
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- Show that p to q and q to p are not equivalent.
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- Show that ~(p ltimplies q) -= p ltimplies ~q
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- Check whether the statement p to (q to p) is a tautology or a contradi...
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- Using truth table check whether the statements ~(p vee q) vee (~p wedg...
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- Prove p to (q to r) -= (p wedge q) to r without using truth table.
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- Prove that p to (~q vee r) -= ~p vee (~q vee r) using truth table.
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