Q2M3: Relations and Functions
Quiz by Richard Mamis
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- Q1
1. What do we call the set of all second elements in ordered pairs?
domain
ordinate
range
abscissa
30sM8AL-IIc-1 - Q2
2. What is the set of all first entries in ordered pairs?
ordinate
abscissa
range
domain
30sM8AL-IIc-1 - Q3
3. Which set of ordered pairs represents a function?
{(1,-1),(1,-2),(1,-3)}
{(2,-3),(1,-3),(2,3)}
{(0,-1),(1,-2),(0,-3)}
{(-1,2),(-3,4),(-5,6)}
30sM8AL-IIc-2 - Q4
4. What is the relation of the set of ordered pairs {(2,-3),(1,-3),(2,3)}?
One to One
Many to Many
One to Many
Many to One
30sM8AL-IIc-1 - Q5
5. 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-2 - Q6
6. Which among these is a function?
30sM8AL-IIc-2 - Q7
7. Which equation represents a function?
2x = y2
x + y2 = 3
y2 + x = 4
x2 + y = 4
30sM8AL-IIc-2 - Q8
8. Which equation is NOT a function?
x2 + y = 3
x2 = 3y
x + y2 = 3
x + y = 7
30sM8AL-IIc-2 - Q9
9. Which has a graph of function?
x2 - y = 5
x2 + y2 = 25
x - y2 = 6
y2 + x2 = 4
30sM8AL-IIc-2 - Q10
10. 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.
Sometimes
False
True
30sM8AL-IIc-2
