To state:the statement “All functions are relations” is true or false.
Answer to Problem 24OE
The given statement is true.
Explanation of Solution
Definition used:
Function:
A function is relation in which different ordered pairs has different first coordinates.
Interpretation:
The function is some special kind of relation in which different ordered pairs has different first coordinates.
The necessary condition of the function is relation.
There is a restriction on ordered pairs in the function but there is no restriction on ordered pairs in the relation.
Every function is a relation.
Therefore, the given statement is true.
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Algebra and Trigonometry: Structure and Method, Book 2
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