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Questions and Answers
What is the set X called in a function from a set X to a set Y?
What is the set X called in a function from a set X to a set Y?
- Function space
- Range
- Codomain
- Domain (correct)
How is the value of a function f at an element x of its domain denoted?
How is the value of a function f at an element x of its domain denoted?
- $f(x+1)$
- $f * x$
- $f(x)$ (correct)
- $f_x$
What was historically the idealization of how a varying quantity depends on another quantity?
What was historically the idealization of how a varying quantity depends on another quantity?
- Derivative
- Equation
- Function (correct)
- Integral
How is the value at 4 of the function that maps x to $(x + 1)^2$ denoted?
How is the value at 4 of the function that maps x to $(x + 1)^2$ denoted?
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What greatly enlarged the domains of application of the concept of a function at the end of the 19th century?
What greatly enlarged the domains of application of the concept of a function at the end of the 19th century?
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In the context of sets, what does the term 'cardinality' refer to?
In the context of sets, what does the term 'cardinality' refer to?
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What is the range of a function?
What is the range of a function?
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In the context of relations, what does it mean if a relation is symmetric?
In the context of relations, what does it mean if a relation is symmetric?
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