Evaluating Functions

Evaluating Functions

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a function?

Back

A function is a relation that assigns exactly one output for each input. It can be represented as f(x), where x is the input.

2.

FLASHCARD QUESTION

Front

How do you evaluate a function at a specific point?

Back

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

3.

FLASHCARD QUESTION

Front

What does f(-1) mean in the context of a function f(x)?

Back

f(-1) represents the output of the function f when the input is -1.

4.

FLASHCARD QUESTION

Front

If f(x) = 6x² - 4, what is f(-1)?

Back

f(-1) = 6(-1)² - 4 = 6(1) - 4 = 2.

5.

FLASHCARD QUESTION

Front

What is the significance of the output in a function?

Back

The output of a function represents the result of applying the function's rule to the input.

6.

FLASHCARD QUESTION

Front

What does c(7) represent in the function c(m) = 1.45m + 3.50?

Back

c(7) represents the cost to ride the taxi for 7 miles.

7.

FLASHCARD QUESTION

Front

How do you interpret the output of a function in a real-world context?

Back

The output of a function can often be interpreted as a measurement or quantity relevant to a specific situation.

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