Question # 1

Let A and B be two non-empty sets, then any subset of the cartesian product AxB is called a

Choose an answer

function

domain

range

binary relation

If A is non-empty set, any subset of A x A is called a relation in

Choose an answer

A

B

∅

r

A relation A into B in which Domain is not equal to A, is called

Choose an answer

into function

onto function

None of these

surjective

Choose an answer

similar images

distinct images

similar range

option a and c

ax+by+c = 0 , represents a

Choose an answer

Circle

Parabola

Straight line

Quadratic circle

If no two elements of ordered pair of a functions from A into B are equal, then it is called.

Choose an answer

Surjective

Injuctive

Bijective

Onto

The set {E,0}, is closed under (ordinary)

Choose an answer

multiplication

addition

subtraction

division

The set of second elements of the ordered pairs forming a relation called a

Choose an answer

Domain

Range

Function

Relation

Negation of a given number is an example of

Choose an answer

Binary operation

group

unary operation

function

The inverse of a line is

Choose an answer

inverse

Line

quadratic

Circle

(a,b) (c,d) if and only if

Choose an answer

a = b and c =d

a = d and b = c

a = c and b = d

a - b = c - d

ax+by+c = 0, represent a

Choose an answer

circle

parabola

straight line

quadratic circle

The function denoted by 1/f called the

Choose an answer

Reciprocal function

Inverse function

Constant function

Reverse function

A function f from A to B can be written as

Choose an answer

The identity function is

Choose an answer

surjective

injuctive

bijective

into

If A is non-empty set, any subset of AxA is called a relation in a

Choose an answer

A

B

D

r

Function is a special type of

Choose an answer

relation

ordered pairs

Cartesian product

Set

The extraction of a cube root of a given number is a

Choose an answer

Binary operation

Unary operation

group

multiplicative inverse

Choose an answer

There will be no inverse if the function is

Choose an answer

one -to - one

One to many

onto

into

A relation a into B in which Domain is not equal to a, is called.

Choose an answer

Into function

on to function

None of these

Surjective

If the number of elements in set A is n, and in set B is m, then the number of elements in AxB will

Choose an answer

n^m

mⁿ

m x n

m + n

arb mean

Choose an answer

a is related to b

b is related to a

a is reciprocal of b

a is not related to b

Which of the following is surjective

Choose an answer

(a,b) = (c,d) if and only if

Choose an answer

a=b and c =d

a = d and b = c

a = c and b = d

a - b = c -d

A function from A to B is called on-to function, if its range is

Choose an answer

A

B

A and B

neither A nor B

The group of a constant line is

Choose an answer

Vertical line

Parabola

Circle

Horizontal line

If no two elements of ordered pairs of a function from A onto B are the same, then it is called

Choose an answer

surjective

injuctive

bijective

on to

Which of the following notation defines AxB

Choose an answer

Let A and B be two non-empty sets, then any subset of the cartesian product A x B called a

Choose an answer

Function

Domain

Range

Binary relation

More Classes

Other Links

ECAT Mathematics Chapter 4 Functions & Groups Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer