" The statement "sim(p rarr q)harr(sim p vv sim q)" is "

The statement (p rarr q)vv(q rarr p) is

The statement ~(p ^^ q) vv q

The statement ~(p ^^ q) vv q

The statement (p rarr sim p) ^^ (sim p rarr p) is

The following statement (p rarr q)rarr[(sim p rarr q)rarr q] is: equivalent to p rarr-q(2) a fallacy a tautoloyy (4) equivalent to -p rarr q

Prove that the statement - ~(pharr q) harr {(p^^~q) vv (~p^^q)} is a tautology.

The dual of the statement sim p^^[sim q^^(p vv q)^^sim r] is

Negation of the statement p rarr(p vv sim q) is

p rArr p vv q is