Answer:
False
Step-by-step explanation:
A relation can become a function only if each of the element of the set X (input) is related to only one element one element of set Y (output). That means only one input is related to each output.
For the question;
A relation is a function only if any two first values in the pairs are the same. False.
A relation cannot become a function when two first value of distinct pair are the same.