Math Functions

Math Functions

8th Grade

20 Qs

quiz-placeholder

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Math Functions

Math Functions

Assessment

Quiz

Mathematics

8th Grade

Medium

Created by

Anthony Clark

Used 1+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which equation matches the table?

y = x 

y = 5x

y = x - 4

y = x + 4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which function is linear?

y = 2x + 4

y = 2x2 + 4

y = 2x(4 − 3x)

xy = 15

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is this set of ordered pairs a function and how can you tell?

Yes its a function because no y values repeat

No it's not a function because there are negative numbers

No it isn't a function because an x value repeats but has different y values 

No it isn't a function because an y value repeats but has different x values

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which set of values is a function?

(9,5) (10,5) (9,-5) (10,-5)

(3,4) (4,-3) (7,4) (3, 8)

(6,-5) (7, -3) (8, -1) (9, 1)

(2, -2) (5, 9) (5, -7) (1, 4)

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is the relation a function? Why.

Yes, because the x-value 11 has two y-values pair with it.

Yes, because each x-value has only one y-value paired with it.

No, because the x-value 11 has two y-values pair with it.

No, because each x-value has only one y-value paired with it.

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following represents a function?

7.

DROPDOWN QUESTION

1 min • 1 pt

Media Image

The mapping ​ (a)   y as a function of x, because ​ (b)  

does not represent

does represent

each x-value corresponds to more than one y-value

each x-value corresponds to only one y-value

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