eduhilfe Latest Questions
(i) On , define * by a*b = a–b (ii) On ,define * by a*b ...
(A) (B) (C) (D) ...
(i) For an arbitrary binary operation * on a set N, a * a = a . (ii) If * is a commutative binary operation on N, then a ...
Relation R in the set A of human beings in a town at a particular time given by (a) R = {(x, y) : x and y work at the same place } (b) R = {(x, y) : x and ...
(i) f : {1, 2, 3, 4} {10} with f = {(1, 10), (2, 10), (3, 10), (4, 10)} (ii) g : {5, 6, 7, 8}
(i) On , define a*b = a–b (ii) On , define a*b = ab+1 (iii) On ...
(A) (B) (C) (D) ...
(i) defined by f(x) = 3-4x (ii) defined by f(x) =
(A) Is * both associative and commutative? (B) Is * commutative but not associative? (C) Is * associative but not commutative? (D) Is * neither commutative nor associative?
(A) (B) (C) (D) ...
( Hint : For y Range f, y = f(x) = , for some x ...
(i) F = {(a, 3), (b, 2), (c, 1)} (ii) F = {(a, 2), (b, 1), (c, 1)}