Function Notation

Flashcard
•
Mathematics
•
9th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is function notation?
Back
Function notation is a way to represent a function using symbols. It typically uses the format f(x), where 'f' is the name of the function and 'x' is the input variable.
2.
FLASHCARD QUESTION
Front
What does f(x) = x^2 + 2x + 5 represent?
Back
This represents a quadratic function where the output is calculated by squaring the input, multiplying the input by 2, and adding 5.
3.
FLASHCARD QUESTION
Front
How do you evaluate a function at a specific point, such as f(-3)?
Back
To evaluate f(-3), substitute -3 for x in the function's equation and simplify.
4.
FLASHCARD QUESTION
Front
What is a coordinate point in function notation?
Back
A coordinate point is an ordered pair (x, f(x)) that represents the input and its corresponding output.
5.
FLASHCARD QUESTION
Front
Convert g(15) = -1 to a coordinate point.
Back
The coordinate point is (15, -1).
6.
FLASHCARD QUESTION
Front
What is the independent variable in a function?
Back
The independent variable is the input value, often represented as 'x' in function notation.
7.
FLASHCARD QUESTION
Front
In the function h(t) = \frac{1}{2}t + 7, what is the output when t = 8?
Back
The output h(8) is 11.
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