Sum of 2 and p is 2p. True or false.

Let A and B be two events such that P(A) = (1)/( 5) , while P (A or B ) = (1)/(2) Let . P(B) = P, then for P = (3)/(8) , A and B independent. True or false.

The reciprocal of a non-zero rational number (q)/(p) is the rational number (q)/(p) . True or false.

Consider p(m)=m^2 -m+41 (a) P(3) is prime , is true and P(5) is prime, is true (b) P(3) is prime , is true and P(5) is prime, is false (c) P(3) is prime , is false and P(5) is prime, is true (d) P(3) is prime , is false and P(5) is prime, is false

Assertion: a^2,b^2,c^2 are in A.P., Reason: 1/(b+c), 1/(c+a), 1/(a+b) are in A.P. (A) Both A and R are true and R is the correct explanation of A (B) Both A and R are true R is not te correct explanation of A (C) A is true but R is false. (D) A is false but R is true.

Predict which of the following statements are true or false. Angular momentum for 2p and 3p orbital is same.

Matrix [{:(a,b,c),(p,q,r),(2a-p, 2b-q, 2c-r):}] is singular. True or False.

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

State whether the given statement is true or false: (p vee q) wedge ~p is a contradiction.

State whether the given statement is true or false: The converse of inverse of ~p to q is q to ~p

If (x-a) is a factor of polynomial p(x) then a is a zero of a xx p(x) .True Or False