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Functions and Graphs of Functions

Authored by Wayground Content

Mathematics

8th Grade

CCSS covered

Used 10+ times

Functions and Graphs of Functions
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the definition of function?

Has inputs and outputs

Every input has only ONE output

The same inputs has a different output every time

x-values and y-values

Tags

CCSS.8.F.A.1

2.

MULTIPLE CHOICE QUESTION

30 sec • 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)

Tags

CCSS.8.F.A.1

3.

MULTIPLE CHOICE QUESTION

30 sec • 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.

Tags

CCSS.8.F.A.1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To determine if a graph represents a function, we can use the _______ line test.

horizontal

straight

vertical

slope

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Does the graph represent a function?

Yes, because the vertical line test shows there are no repeating input values
No, because the vertical line test shows there are repeating input values

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Media Image

Select all the true statements.

Time is a function of temperature.

The lowest temperature occurred between 4:00 and 5:00.

The temperature was increasing between 9:00 and 10:00.

The temperature was 74 degrees twice during this time period.

There was a four-hour period in which the temperature did not change.

Tags

CCSS.8.EE.B.5

7.

DRAG AND DROP QUESTION

30 sec • 1 pt

Media Image

The graphs of y = g(x) and y = f(x) are shown.  Place points on the graph that will satisfy each given condition.

* A point on the graph of g where x = 0 ​ (a)  

* A point on the graph of g where f(x) > g(x) ​ (b)   or ​ ​ (c)  

* A point on the graph of f where f(x) = 0 ​ (d)  

(0,2)
[-2.5 , -0,5]
x >3
(2.5, 0)
(0,1)
[-5, 5]
[-4,0]

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