MATH 135 Assignments Assignment 1 – Questions 1. Is the statement P = ⇒ ( Q = ⇒ R ) equivalent to ( P = ⇒ Q ) = ⇒ R ? Give reasons. 2. Prove that the statements P OR ( Q AND R ) and ( P OR Q ) AND ( P OR R ) have the same truth tables. This is a distributive law . 3. Determine whether ( P AND NOT Q ) OR ( R ⇐⇒ P ) is equivalent to Q ⇐⇒ R . Justify your answer.
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