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Key attributes of a function

Authored by Linh Huynh

Mathematics

9th Grade

Key attributes of a function
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14 questions

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1.

DROPDOWN QUESTION

1 min • 1 pt

Media Image

Is the graph a function? Explain.

​ (a)   , because a vertical line will only intersect the graph ​ (b)  

yes
once
no
twice

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The domain of a function is all real numbers less than or equal to 12 but greater than negative 6.

Which of the following inequality accurately matches the description?

-6 ≤ x ≤ 12

-6 < x ≤ 12

-6 ≤ y ≤ 12

-6 ≤ y < 12

3.

DRAG AND DROP QUESTION

1 min • 1 pt

Media Image

Lois was assigned to determine the domain and range of the function on the graph. What is the domain and range of the function?

Part A: What is the domain?

​ (a)  

Part B: What is the range?

​ (b)  

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Jack graphed the function shown on the grid to the right. Based on the graph, which inequality best describes the domain and the range?

-3 ≤ x ≤ 2

-3 ≤ x < 2

-7 ≤ y < 2

-7 ≤ y ≤ 2

-7 ≤ y < -3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

14 ft

28 ft

112 ft

308 ft

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

If f(x) = -x² + 4 and g(x) = x² - 4, which values of x will make the functions equal?

Select ALL that apply.

-2

0

1

-1

2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Gabby was assigned to analyze the information shown on the graph.

Which information is true about the graph?

The maximum water level is 28 feet.

The x-intercept is 14 feet.

The water level was measured for 20 days.

The initial water level, 16 feet, is the y-intercept.

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