Class 11 Maths: Relations & Functions Basics

If A = {1, 2, 3} and B = {a, b}, which of the following is a relation from A to B?

The domain of the function f(x) = 1/(x-2) is:

A function is a special type of relation where every element of the domain has one and only one image in the ____.

If a relation R from set A to set B is defined as R = {(x, y) : x ∈ A, y ∈ B and y = x+1}. If A = {1, 2, 3} and B = {2, 3, 4, 5}, then the elements of R are:

Which of the following describes the range of the function f(x) = x^2?

The set of all first elements of the ordered pairs in a relation R from a set A to a set B is called the ____ of the relation R.

What is the difference between a relation and a function?

If a function f: R → R is defined by f(x) = 3x - 5, what is f(2)?

The graph of the identity function f(x) = x is a straight line passing through the ____.

State the domain and range of the relation R = {(1, 2), (2, 4), (3, 6)}.