State validity of the followings: (ii) 7 and 8 are factors of 56

State validity of the followings: (vii) All men and women are not mortal.

State validity of the followings: (iii) A quadrilateral is a rectangle if and only if it is equiangular.

State validity of the followings: (i) 35 is divisible by 7 or 8

Write the truth values of the followings: (vi) 4 is a factor of 32 if and only if 4 + 8 = 12

Write the negation of the followings: (x) 4 is a factor of 12.

State which of the following is correct

Write the truth values of the followings: (i)' 8 + 2 = 7 rarr New York is in India.

State the function of the following : Gibberellin

Factorise the following : x^2 + x - 56

State whether the following functions are invertible or not. Give reasons. : f : {5,6,7} rarr {1,2,3,4} defined by f={(5,1),(6,3),(7,4)}