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Input-Output Function Tables
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Input-Output Function Tables
📊 Part 1: Complete the Function Tables
1. Complete the table using the rule: y = 2x + 3
| Input (x) | Output (y) |
|---|---|
| 1 | _____ |
| 3 | _____ |
| 5 | _____ |
2. Complete the table using the rule: y = x - 4
| Input (x) | Output (y) |
|---|---|
| 6 | _____ |
| 8 | _____ |
| 10 | _____ |
3. Find the missing inputs and outputs for the rule: y = 3x
| Input (x) | Output (y) |
|---|---|
| _____ | 6 |
| 4 | _____ |
| _____ | 15 |
🔍 Part 2: Function or Not a Function?
4. Look at each table below. Circle whether it represents a function or not a function.
Table A:
| Input | Output |
|---|---|
| 2 | 7 |
| 3 | 9 |
| 4 | 11 |
Function
Not a Function
Table B:
| Input | Output |
|---|---|
| 1 | 5 |
| 2 | 8 |
| 1 | 3 |
Function
Not a Function
5. Explain why Table B is or is not a function:
✏️ Part 3: Create Your Own
6. Create your own linear rule and complete the table below:
My rule: y = _____________
| Input (x) | Output (y) |
|---|---|
| 0 | _____ |
| 1 | _____ |
| 2 | _____ |
7. In your own words, explain how you can tell if a table represents a function:
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