`p rArr q` is false is

STATEMENT-1 : If (p^^~r)rArr(qvvr) is false and q and r are false , then p is also false. and STATEMENT-2 : p rArr q is false, when q is false and p is true. ·

STATEMENT-1 : If (p^^~r)rArr(qvvr) is false and q and r are false , then p is also false. and STATEMENT-2 : p rArr q is false, when q is false and p is true. ·

If p and q are two simple propositions, then p rarr q is false when

p v q is false if….

If each of the statements p rarr ~ q ,~ r rarr q and p are true then which of the following is not true? (A) q is false (B) r is true (C) r rarr q is false (D) r^^ ~q is false

If P rArr(qvr) is false then truth value of p,q,r is respectively

p rArr p vv q is

If p rArr (q vee r) is false, then the truth values of p, q, r are respectively