Determine whether each statement is true or false. Explain each answer 1. If a function is represented by a set of ordered pairs, then, no two pairs have the same second component.
2. Every line on a Cartesian coordinate plane represents a function.
3. The relation y=x is not a function.
4. An element of the range of a function may be used more than once.
5. The equation x²+y² = 1 represents a function.
2. Every line on a Cartesian coordinate plane represents a function.
3. The relation y=x is not a function.
4. An element of the range of a function may be used more than once.
5. The equation x²+y² = 1 represents a function.
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