Determine whether the statement is true or false. Justify your answer. 1. Every relation is a function.

Question:

Determine whether the statement is true or false. Justify your answer.
1. Every relation is a function.
2. Every function is a relation.
3. For the function
f(x) = x4 1
The domain is (- (, () and the range is (0, ().
4. The set of ordered pairs {(−8, −2), (−6, 0), (−4, 0), (−2, 2), (0, 4), (2, −2)} represents a function?