Question # 1

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

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Domain

range

function

relation

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

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domain

range

ordered paris

relation

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

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

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n^m

mⁿ

m x n

m + n

A function∫ will have an inverse function if and only if it is a

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onto function

into function

Constant

one-one function

The function denoted by 1/f called the

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Reciprocal function

Inverse function

Constant function

Reverse function

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

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a=b and c =d

a = d and b = c

a = c and b = d

a - b = c -d

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

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

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A

B

A and B

neither A nor B

Which of the following represent injuctive function

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Function is a special type of

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relation

ordered pairs

cartesian product

sets

Identity element, if it exists, is

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inverse

unique

commutative

associative

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

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Surjective

Injuctive

Bijective

Onto

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

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Binary operation

Unary operation

group

multiplicative inverse

If range of a function f is B, then the function is

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surjective

injuctive

bijective

into

The identity function is

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surjective

injuctive

bijective

into

The set of cartesian product A x B consists of

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Domain

Range

Binary relation

Ordered pair

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injuctive as well as surjective

both onto and into

one - one and into

only (1 - 1)

Such a function which is (1 -1) is called

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surjective

injuctive

bijective

into

There will be no inverse if the function is

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one -to - one

One to many

onto

into

Which of the following diagrams represent into function?

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

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multiplication

addition

subtraction

division

Which of the following notation defines AxB

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ax+by+c = 0 , represents a

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Circle

Parabola

Straight line

Quadratic circle

A function f from A to B can be written as

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

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A

B

∅

r

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

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Domain

Range

Ordered paris

Relation

Function is a special type of

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relation

ordered pairs

Cartesian product

Set

Addition is not operation on

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Natural numbers

Even numbers

odd numbers

set of integers

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

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a = b and c =d

a = d and b = c

a = c and b = d

a - b = c - d

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