1st Semester Exam

1st Semester Exam

Assessment

Flashcard

Mathematics

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a line of best fit?

Back

A line that best represents the data on a scatter plot, showing the trend of the data points.

2.

FLASHCARD QUESTION

Front

How do you determine if an equation has one solution, no solutions, or infinitely many solutions?

Back

By simplifying the equation and checking if it leads to a true statement (one solution), a false statement (no solutions), or an identity (infinitely many solutions).

3.

FLASHCARD QUESTION

Front

Solve for x: 5x + 4 = 2x + 4

Back

x = 28

4.

FLASHCARD QUESTION

Front

What does the inequality -7y ≤ 14 represent?

Back

It represents all values of y that are greater than or equal to -2.

5.

FLASHCARD QUESTION

Front

What does it mean if a graph has a linear and negative association?

Back

As one variable increases, the other variable decreases in a straight-line pattern.

6.

FLASHCARD QUESTION

Front

What is the formula for the slope of a line?

Back

The slope (m) is calculated as m = (y2 - y1) / (x2 - x1).

7.

FLASHCARD QUESTION

Front

What is the difference between a linear and non-linear graph?

Back

A linear graph forms a straight line, while a non-linear graph forms a curve.

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