Question: a. Show that (p+r)^(q+r) and (ova) rare logically equivalent (Use symbolic derivation b. Determine whether the following is a tautology. [p(ovq)]

a. Show that (p+r)^(q+r) and (ova) rare logically equivalent (Use symbolic

a. Show that (p+r)^(q+r) and (ova) rare logically equivalent (Use symbolic derivation b. Determine whether the following is a tautology. [p(ovq)]

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