Relations and F...

Let R be a relation on set A of triangles in a plane.

R = {(T₁ , T₂ ) : T₁ , T₂ element of A and T₁ is congruent to T₂ } Then the relation R is______ ​

Which one of the following relations on set of real numbers is an equivalence relation?

Let C = {(a, b): a²  + b²  = 1; a, b  ∈ R} a relation on R, set of real numbers. Then C is ​

Let A = {1, 2, 3, 4} and B = {x, y, z}. Then R = {(1, x), (2, z), (1, y), (3, x)} is ​

Let R be a relation on N, set of natural numbers such that m R n  ⇔ m divides n. Then R is ​

Let R be a relation on a finite set A having n elements. Then, the number of relations on A is ​

Let R be a relation on N (set of natural numbers) such that (m, n) R (p, q) mq(n + p) = np(m + q). Then, R is ​

A situation in which significant power is distributed among three or more states is known as what?

Let R be an equivalence relation on Z, the set of integers.

R = {(a, b): a,b ∈Z and a –b is a multiple of 3} The Equivalence class of [1] is ​