Functions Review - Precalculus
Flashcard
•
Mathematics
•
10th - 12th Grade
•
Hard
+3
Standards-aligned
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 between a set of inputs and a set of possible outputs where each input is related to exactly one output.
Tags
CCSS.8.F.A.1
2.
FLASHCARD QUESTION
Front
What does it mean for a function to be continuous at a point x = a?
Back
A function is continuous at x = a if the limit of the function as x approaches a equals the function's value at a.
3.
FLASHCARD QUESTION
Front
What is the composition of functions?
Back
The composition of functions f and g, denoted as f(g(x)), is the application of g to x, followed by the application of f to the result.
Tags
CCSS.HSF-BF.A.1C
4.
FLASHCARD QUESTION
Front
How do you find the limit of a function as x approaches a value?
Back
To find the limit as x approaches a value, evaluate the function at values increasingly close to that value from both sides.
5.
FLASHCARD QUESTION
Front
What is the inverse of a function?
Back
The inverse of a function f(x) is a function f^-1(x) that reverses the effect of f, such that f(f^-1(x)) = x.
Tags
CCSS.HSF-BF.B.4A
6.
FLASHCARD QUESTION
Front
What is the difference between a one-to-one function and a many-to-one function?
Back
A one-to-one function has distinct outputs for distinct inputs, while a many-to-one function can have the same output for different inputs.
Tags
CCSS.8.F.A.1
7.
FLASHCARD QUESTION
Front
What is the vertical line test?
Back
The vertical line test is a method to determine if a curve is a function; if any vertical line intersects the curve more than once, it is not a function.
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