Q2-M3: Relation and Function

Quiz by JOCELYN O. HULIP

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### Measures 2 skills fromGrade 8MathematicsPhilippines Curriculum: Grades K-10 (MELC)

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- Q1
What do we call the set of all second elements in ordered pairs?

range

domain

abscissa

ordinate

30sEditDelete - Q2
What is the set of all first entries in ordered pairs?

range

domain

ordinate

abscissa

30sM8AL-IIc-1EditDelete - Q3
Which set of ordered pairs represents a function?

{(-1,2),(-3,4),(-5,6)}

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

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

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

30sM8AL-IIc-1EditDelete - Q4
What is the relation of the set of ordered pairs {(2,-3),(1,-3),(2,3)}?

One to One

Many to Many

Many to One

One to Many

30sM8AL-IIc-1EditDelete - Q5
What is the relation of the set of ordered pairs {(-1,-1), (1,1), (-2,-2), (2,2)}?

One to One

Many to Many

One to Many

Many to One

30sM8AL-IIc-1EditDelete - Q6
Which among these is a function?

30sM8AL-IIc-1EditDelete - Q7
Which equation represents a function?

x + y² = 3

y² + x = 4

2x = y²

x² + y = 4

30sM8AL-IIc-2EditDelete - Q8
Which has a graph of function?

x - y² = 6

y

^{2}+ x² = 4x² - y = 5

x² + y² = 25

30sM8AL-IIc-2EditDelete - Q9
Which equation is NOT a function?

x² = 3y

x + y = 7

x² + y = 3

x + y² = 3

30sM8AL-IIc-2EditDelete - Q10
Is it true that a relation is said to be a function if the independent variable is determined by the dependent variable/s?

Cannot be determined

Yes

Sometimes

No

30sM8AL-IIc-2EditDelete