Question # 1

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similar images

distinct images

similar range

option a and c

the function y = mx+c is, called linear function, because

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it has only two variables

it has one varible

its graphs is straight line

its graphs is circle

Addition is not operation on

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Natural numbers

Even numbers

odd numbers

set of integers

Which of the following represent injuctive function

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Which of the following diagrams represent into function?

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The inverse of a line is

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inverse

Line

quadratic

Circle

arb mean

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a is related to b

b is related to a

a is reciprocal of b

a is not related to b

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bijective function

into function

onto function

surjective

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

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multiplication

addition

subtraction

division

Which of the following diagrams represent bijective function?

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Function is a special type of

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relation

ordered pairs

cartesian product

sets

N is closed with respect to ordinary

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addition

multiplication

addition and multiplication

division

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

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Binary operation

Unary operation

group

multiplicative inverse

Identity element, if it exists, is

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inverse

unique

commutative

associative

The set of cartesian product A x B consists of

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Domain

Range

Binary relation

Ordered pair

The set of first elements of the ordered pairs forming the relation is called is

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Domain

Range

Ordered paris

Relation

There will be no inverse if the function is

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one -to - one

One to many

onto

into

A semi-group having an identity is called a

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groupoid

non-commutative

abelian

monoid

Function is a special type of

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relation

ordered pairs

Cartesian product

Set

The graph of a constant line is

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vertical line

parabola

circle

horizontal line

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

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Into function

on to function

None of these

Surjective

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ax+by+c = 0, represent a

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circle

parabola

straight line

quadratic circle

If no two elements of ordred pair of a function from A into B are equal, then it is called

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surjective

injuctive

bijective

on to

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

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Surjective

Injuctive

Bijective

on to

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

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