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Unit 4 review: Functions, Qualitative Graphs, Slope

Unit 4 review: Functions, Qualitative Graphs, Slope

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a function?

Back

A function is a relationship between two sets where each input (x-value) is associated with exactly one output (y-value).

2.

FLASHCARD QUESTION

Front

What does a horizontal line on a graph represent?

Back

A horizontal line indicates that there is no change in the y-value as the x-value changes, meaning the object is stationary.

3.

FLASHCARD QUESTION

Front

What is slope in the context of a graph?

Back

Slope is a measure of the steepness of a line, calculated as the change in y divided by the change in x (rise/run).

4.

FLASHCARD QUESTION

Front

How do you determine the rate of change from a graph?

Back

The rate of change can be determined by finding the slope of the line connecting two points on the graph.

5.

FLASHCARD QUESTION

Front

What does it mean if a graph is increasing?

Back

An increasing graph indicates that as the x-values increase, the y-values also increase.

6.

FLASHCARD QUESTION

Front

What does it mean if a graph is decreasing?

Back

A decreasing graph indicates that as the x-values increase, the y-values decrease.

7.

FLASHCARD QUESTION

Front

What is a qualitative graph?

Back

A qualitative graph represents data that can be observed but not measured, showing trends and relationships rather than exact values.

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