Final Exam Review

Final Exam Review

Assessment

Flashcard

Mathematics

8th - 9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What does the inequality 2x - 3 < -7 represent on a graph?

Back

The graph represents all the values of x that make the inequality true, which is the region to the left of the point where the line 2x - 3 = -7 intersects the x-axis.

2.

FLASHCARD QUESTION

Front

How do you solve the equation -2x + 18 = 2x + 40?

Back

Combine like terms: 18 - 40 = 2x + 2x; -22 = 4x; x = -5.5.

3.

FLASHCARD QUESTION

Front

What happens to the graph of a quadratic function when the value of 'a' is negative?

Back

The graph is reflected downwards, opening towards the negative y-axis.

4.

FLASHCARD QUESTION

Front

What is the vertical line test?

Back

A method to determine if a graph represents a function; if a vertical line intersects the graph at more than one point, it is not a function.

5.

FLASHCARD QUESTION

Front

Which graph does NOT pass the vertical line test?

Back

Graph 1 does not pass the vertical line test.

6.

FLASHCARD QUESTION

Front

What does it mean if an equation has infinitely many solutions?

Back

It means that there are countless values of x that satisfy the equation, often resulting from equivalent expressions.

7.

FLASHCARD QUESTION

Front

What is the solution to the equation 3(x − 2) = 3x − 6?

Back

The equation simplifies to 0 = 0, indicating infinitely many solutions.

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