What is the quadratic formula?

The quadratic formula is used to find the roots of a quadratic equation and is given by $$x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}$$ .

What does it mean for two expressions to be equivalent?

Two expressions are equivalent if they have the same value for all values of the variable.

How do you simplify the square root of a number?

To simplify the square root, factor the number into its prime factors and pair them, then take one factor out of the square root for each pair.

What is the difference between a function and a relation?

A function is a specific type of relation where each input (x-value) has exactly one output (y-value).

What is the standard form of a linear equation?

The standard form of a linear equation is given by $$Ax + By = C$$ , where $$A$$ , $$B$$ , and $$C$$ are integers.

What is the meaning of the term 'domain' in a function?

The domain of a function is the set of all possible input values (x-values) for which the function is defined.

What is the meaning of the term 'range' in a function?

The range of a function is the set of all possible output values (y-values) that the function can produce.

How do you determine if a graph represents a function?

You can use the vertical line test: if a vertical line intersects the graph at more than one point, it does not represent a function.

Algebra I Fall Semester Exam 2024 Flashcards

Student preview

15 questions

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1.

FLASHCARD QUESTION

Front

What is the slope-intercept form of a linear equation?

Back

2.

FLASHCARD QUESTION

Front

How do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

3.

FLASHCARD QUESTION

Front

What does the y-intercept represent in a linear equation?

Back

4.

FLASHCARD QUESTION

Front

What is an asymptote in graphing?

Back

An asymptote is a line that a graph approaches but never touches or crosses.

5.

FLASHCARD QUESTION

Front

What is the definition of a linear inequality?

Back

6.

FLASHCARD QUESTION

Front

How do you graph a linear inequality?

Back

7.

FLASHCARD QUESTION

Front

What is the axis of symmetry in a parabola?

Back

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