Quiz No.4( Week 4)

Which of the following relation is not a function ?

• {( 2 , 3),(4, 7),(-2, 7)}

• y = 2x - 1

• 
• 

What is the domain of the given relation ?

{ ( 1, 2),(3, 2),(-3,9), (1,0) }

• D:{ -3, 1,3, 9}

• D: { -3, 1, 3}

• D : { -3, 1, 2, 3}

• D ; { -3, 1, 2}

Find the range of the given graph.

• y < 3

Find the domain of the given graph .

• D: all real numbers

• D : {x/x> 2}

• D : { x /x < -8}

• D : { x > 0}

Any set of ordered pairs is called ______.

• Function

• Relation

• Domain

• Range

Which of the following is not a function ?

• one-to-one correspondence

• one-to-many correspondence

• many-to-one correspondence

• 

What is the range of the given relation ?

{ ( 1, 2),(2, 1),(3,2), (4, 3)}

• R: { 1, 2}

• R : { 1, 3, 4}

• R : { 1, 2, 3}

• R : { 1 , 2 , 4}

Set of all first element in an ordered pairs of a relation is called _____

• function

• domain

• range

• relation

What is the domain and range of the given graph ?

• D : all real numbers

  R : all real numbers

• D : all real numbers

  R : y < 1

• D : x > 2

  R : y > 1

If f(x) = 2x + 1 , find f ( 2).

• f(2) = 4

• f(2) = 5

• f(2) = 3

• f(2) = 2