Domain & Range

Flashcard
•
Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is the definition of 'domain' in a function?
Back
The domain of a function is the set of all possible input values (x-values) for which the function is defined.
2.
FLASHCARD QUESTION
Front
What is the definition of 'range' in a function?
Back
The range of a function is the set of all possible output values (y-values) that the function can produce.
Tags
CCSS.HSF.IF.A.1
CCSS.8.F.A.1
3.
FLASHCARD QUESTION
Front
How do you determine the domain of a function given its equation?
Back
To determine the domain, identify any restrictions on the input values, such as division by zero or square roots of negative numbers.
4.
FLASHCARD QUESTION
Front
How do you determine the range of a function given its equation?
Back
To determine the range, analyze the output values produced by the function, considering any restrictions based on the function's behavior.
5.
FLASHCARD QUESTION
Front
What is the domain of the function f(x) = 1/(x-2)?
Back
The domain is all real numbers except x = 2, since the function is undefined at that point.
6.
FLASHCARD QUESTION
Front
What is the range of the function f(x) = x^2?
Back
The range is all real numbers greater than or equal to 0, since the output of x^2 is never negative.
7.
FLASHCARD QUESTION
Front
What is the domain of the function f(x) = sqrt(x)?
Back
The domain is all real numbers x such that x >= 0, since the square root is only defined for non-negative numbers.
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