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Key Features Review

Key Features Review

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

CCSS
HSA-REI.B.4B, 8.F.A.1, HSF.IF.A.1

Standards-aligned

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is an increasing interval in a function?

Back

An increasing interval is a range of x-values where the function's output (y-values) rises as x increases.

2.

FLASHCARD QUESTION

Front

How do you identify the vertex of a quadratic function?

Back

The vertex can be found using the formula x = -b/(2a) for a quadratic in the form y = ax^2 + bx + c.

3.

FLASHCARD QUESTION

Front

What does the y-intercept represent in a graph?

Back

The y-intercept is the point where the graph crosses the y-axis, indicating the value of y when x = 0.

4.

FLASHCARD QUESTION

Front

What is the difference between maximum and minimum values in a function?

Back

A maximum value is the highest point on the graph, while a minimum value is the lowest point.

5.

FLASHCARD QUESTION

Front

How can you determine if a function has a maximum or minimum value?

Back

You can determine this by analyzing the vertex of a quadratic function or the critical points of other functions.

6.

FLASHCARD QUESTION

Front

What does it mean for a function to be decreasing?

Back

A function is decreasing on an interval if the y-values decrease as the x-values increase.

7.

FLASHCARD QUESTION

Front

What is the significance of the vertex in a quadratic function?

Back

The vertex represents the maximum or minimum point of the parabola, depending on its orientation.

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