Consider : Statement I : `(phat~""q)hat(~""phatq)` is a fallacy. Statement II : `(pvecq)harr(~""qvec~""p)` is a tautology. (1) Statement - I is True; Statement -II is true; Statement-II is not a correct explanation for Statement-I (2) Statement -I is True; Statement -II is False. (3) Statement -I is False; Statement -II is True (4) Statement -I is True; Statement -II is True; Statement-II is a correct explanation for Statement-I

Statement - I : The value of the integral int_(pi//6)^(pi//3)(dx)/(1+sqrt(tanx)) is equal to pi/6 . Statement - II : int_a^bf(x)dx=int_a^bf(a+b-x)dxdot (1) Statement - I is True; Statement -II is true; Statement-II is not a correct explanation for Statement-I (2) Statement -I is True; Statement -II is False. (3) Statement -I is False; Statement -II is True (4) Statement -I is True; Statement -II is True; Statement-II is a correct explanation for Statement-I

This question has Statement I and Statement II, Of the four choices given after the Statement, choose the one that best describes the two Statements (1) Statement - I is true, Statement - II is true, Statement - II is a correct explanation of Statement - I (2) Statement - I is true - II is true, Statement - II is not a correct explanation of Statement - I (3) Statement - I is true, Statement - II is false Statement - I is false Statement - II is true Statement - I : NaNO_3 has no definite molecule Statement - II : Its formula weight is 85

This question has Statement I and Statement II, Of the four choices given after the Statement, choose the one that best describes the two Statements (1) Statement - I is true, Statement - II is true, Statement - II is a correct explanation of Statement - I (2) Statement - I is true - II is true, Statement - II is not a correct explanation of Statement - I (3) Statement - I is true, Statement - II is false Statement - I is false Statement - II is true Statement - I : Atomicity of phosphorus is four Statement - II : Atomicity is the number of atoms present in 1 molecule.

If A is 2 x 2 invertible matrix such that A=adjA-A^-1 Statement-I 2A^2+I=O(null matrix) Statement-II: 2|A|=1 (i) Statement-I is true, Statement-II is true; Statement-II is a correct explanation for Statement-I (2) Statement-I is true, Statement-II is true; Statement-II is not a correct explanation for Statement-I. 3) Statement-I is true, Statement-II is false. (4) Statement-I is false, Statement-II is true.

Statement-I : The angle between vectors vec(A)xxvec(B) and vec(B)xxvec(A) is pi radian. Statement-II : vec(B)xxvec(A)=-vec(A)xx vec(B) A. Statement-I is true, Statement-II is true, Statement-II is correct explanation for statement-I B. Statement-I is true, Statement-II is true, Statement-II is NOT a correct explanation for statement-I C. Statement-I is true, Statement-II is false. D. Statement-I is true, Statement-II is false.