8M: 4-2 QC (functions)

1. What kind of test can be used to determine whether the graph is a function? Side Line Test Vertical Line Test Straight Line Test Horizontal Line Test 2. This is the graph of a function. False True True 3. The graph pictured is a function. False 4. The collection of points shown is a function. True False 5. The graph below is a function. True False 6. Determine whether the mapping diagram shows a function. Function 3
5 7 9 Not a Function
1 4 11 16 7 7. Determine whether the mapping diagram shows a function. 1
2 3 4 5 -2 -9
7 8 Function Not a Function Not a Function { (-4,3) , (-3,2) , (-2,1) , (-1,0) , (0,-1)} 8. Determine whether the set of points is a function. Function 9. Determine whether the given points are a function. A function { (0,0) , (1,2) , (3,6) , (1,-4) , (-3,-6)} NOT a function 10. Does the t-chart represent a function? YES -1 x 2 0 2 NO 3 7 5 9 y 11. Does the t-chart represent a function? YES -1 x 2 0 5 NO 3 7 3 11 y 12. This graph is a function. True False |

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