True or False :
A sequence cannot be both an A.P. and a G.P. simultaneously.

True or False : Phenol acts both as antiseptic and disinfectant.

The atom or moleule of a substance cannot behave as a magnetic dipole. (True/ false)

True/False: If E is an event, the P(E) + P(notE) = 0

True/False: If E is an event, then 0 le P(E) le1

True or false If A and B are independent then P(exacttly one of A and B occurs)=P(A)P(B')+P(A')P(B).

True or False Lightning conductor cannot protect a building from lightning

The corresponding first and the (2n-1)th terms of an A.P a G.P and a H.P are equal ,If their nth terms are a, b and c , respectively , then

True or false If A and B are two events such that P(A)>0 and P(A)+P(B)>1, then P(B/A)ge1-(P(B'))/(P(A)) .

True or false If A and B are two independent events then P(A and B)=P(A)P(B).

If a,b,c are in A.P. then :