Functions Unit Flashcard

Flashcard
•
Mathematics
•
8th - 9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
State the range of the relation: {(3, -2), (4, -3), (5, -4), (6, 0)}
Back
{-2, -3, -4, 0}
2.
FLASHCARD QUESTION
Front
If f(x) = 2x + 1, find f(1).
Back
f(1) = 3
3.
FLASHCARD QUESTION
Front
Is this mapping diagram a function or not a function?
Back
Function
4.
FLASHCARD QUESTION
Front
If f(x) = -3x - 8, find f(-1).
Back
f(-1) = -5
5.
FLASHCARD QUESTION
Front
In the equation, y = mx + b, the letter b is the ___________.
Back
y-intercept
6.
FLASHCARD QUESTION
Front
What is a function?
Back
A relation where each input has exactly one output.
7.
FLASHCARD QUESTION
Front
What is the domain of a function?
Back
The set of all possible input values (x-values) for the function.
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