If p,q,r have truth values T,F,T respectively, which of the following is true ?

If p, q,r are the statements with truth values T, F, T respectively then find the truth value of (r^^q ) harr (~p)

If p,q,r are simple statement with truth values T,F,T respectively then the truth value of ((-p vv q)^^r)rarr p is : (a) True (b) False (c) True if r is false (d) True if q is true

If p, q, r are the statements with truth values T, F, T respectively, determine the truth values of the following : (1) ~(r^^~q)vv(p^^~r) (2) (r^^q)iff(~q) .

If p, q, r are statement with truth vales F, T, F respectively. Then the truth value of p rarr (q rarr r) is

If the statement p and q have truth values T and F respectively, fing the truth values of : (1) pto~q (2) qto~p (3) (~ptoq)^^(~q) .