Unit 3 Review

Unit 3 Review

Assessment

Flashcard

Mathematics

9th - 12th Grade

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a direct variation?

Back

A direct variation is a relationship between two variables where one variable is a constant multiple of the other, typically expressed as y = kx, where k is a non-zero constant.

2.

FLASHCARD QUESTION

Front

What ordered pair does a direct variation always go through when graphed?

Back

(0, 0)

3.

FLASHCARD QUESTION

Front

How do you find the slope of a line?

Back

The slope (m) is calculated as the change in y divided by the change in x (m = (y2 - y1) / (x2 - x1)).

4.

FLASHCARD QUESTION

Front

What is the slope of a horizontal line?

Back

0

5.

FLASHCARD QUESTION

Front

What is the slope of a vertical line?

Back

Undefined

6.

FLASHCARD QUESTION

Front

If x and y vary directly, what is the relationship between them?

Back

If x and y vary directly, then y = kx for some constant k.

7.

FLASHCARD QUESTION

Front

What is the slope of the line represented by the equation y = 2x + 3?

Back

2

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