Evaluating Functions

Evaluating Functions

Assessment

Flashcard

Mathematics

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a function in mathematics?

Back

A function is a relation that assigns exactly one output for each input from a given set, typically represented as f(x).

2.

FLASHCARD QUESTION

Front

How do you evaluate a function at a specific value?

Back

To evaluate a function at a specific value, substitute the value into the function's equation and simplify.

3.

FLASHCARD QUESTION

Front

What does it mean to find the value of x for which f(x) = k?

Back

It means to solve the equation f(x) = k for x, where k is a constant.

4.

FLASHCARD QUESTION

Front

What is the significance of the slope in a linear function?

Back

The slope indicates the rate of change of the function; it represents how much y changes for a unit change in x.

5.

FLASHCARD QUESTION

Front

How do you find the x-intercept of a function?

Back

To find the x-intercept, set f(x) = 0 and solve for x.

6.

FLASHCARD QUESTION

Front

What is the difference between a linear function and a quadratic function?

Back

A linear function has the form f(x) = mx + b, while a quadratic function has the form f(x) = ax^2 + bx + c.

7.

FLASHCARD QUESTION

Front

How do you evaluate a quadratic function at a specific point?

Back

Substitute the specific point into the quadratic equation and simplify to find the output.

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