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# Functions

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# Sets Exercises

### Example 1

Determine if the following is a set. If not, why not? {2, 4, 6, 8. . .}

### Example 2

Determine if the following is a set. If not, why not? {5, 3, 17}

### Example 3

Determine if the following is a set. If not, why not? {Fred, James, Luisa}

### Example 4

Determine if the following is a set. If not, why not? (1, 2, 3)

### Example 5

Determine if the following is a set. If not, why not? {{1}, {2}, {3}, . . .}

### Example 6

Determine if the following is a set. If not, why not? {7, {3}, 5, 6