Question

Which of the following best defines a function?
A function is a special type of relation for which there is a rule that pairs each input with exactly one output.
A function is a relationship that defines the connection between two variables.
A function is a set of ordered pairs in which no y-value repeats.
A function pairs input and output values with no particular pattern.

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Answer 1

Answer:

n maths, a function is a binary relation between two sets that associates every element of the first set to exactly one element of the second set. Typical examples are functions from integers to integers, or from the real numbers to real numbers.

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Answer 2

Answer:

1st option is the answer

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