What is function notation?
Algebra 1 - U4 L1-9 Review

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Mathematics
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9th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
Function notation is a way to represent a function using symbols, typically in the form f(x), where f is the name of the function and x is the input variable.
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 for the variable. For example, if f(x) = 2x + 1, to find f(1), substitute 1 for x: f(1) = 2(1) + 1 = 3.
3.
FLASHCARD QUESTION
Front
What does the slope of a linear function represent?
Back
The slope of a linear function represents the rate of change of the function. It indicates how much the output (y) changes for a unit change in the input (x).
4.
FLASHCARD QUESTION
Front
What is the y-intercept of a linear function?
Back
The y-intercept of a linear function is the point where the graph of the function crosses the y-axis. It is the value of the function when x = 0.
5.
FLASHCARD QUESTION
Front
How do you find the average speed from a distance-time graph?
Back
The average speed can be found by calculating the slope of the line on the distance-time graph. It is the change in distance divided by the change in time.
6.
FLASHCARD QUESTION
Front
What is the difference between independent and dependent variables in a function?
Back
The independent variable is the input of the function (often x), while the dependent variable is the output (often y) that depends on the value of the independent variable.
7.
FLASHCARD QUESTION
Front
What does the function c(m) = 1.45m + 3.50 represent?
Back
The function c(m) represents the total cost of a taxi ride for m miles, where 1.45 is the cost per mile and 3.50 is the initial fee.
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