Asked by oscar




Is the following relation a function?


{(1, -2), (1, -3), (2, 1), (3, -2)}

Yes or no

pls help me
Answered by Steve
a function is a set of ordered pairs where no two 2nd elements are related to the same 1st element.

So, it is not a function if more than one pair have the same 1st element.

Look at the numbers and you can get the answer.
Answered by oscar
I think its no
Answered by oscar
thx so much steve!!
Answered by Steve
np
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