Functions and Their Representations HW 3 11 13 17 35 41 45 53 61 68 73 75 95 97 100 101 105 113 115 121 126 131 133 137 page 44

Question

Functions and Their Representations HW 3 11 13 17 35 41 45 53 61 68 73 75 95 97 100 101 105 113 115 121 126 131 133 137 page 44 Sec 1 3 I Relations A relation is a set of ordered pairs If we denote the ordered pairs by x y then the set of all x values is the DOMAIN and the set of all y values is the RANGE Example 1 A physics class measured the time y that it takes for an object to fall x feet as shown in the table The object was dropped twice from each height x feet y seconds 20 1 2 20 1 1 a Express the data as a relation S D 20 40 R 1 1 1 2 1 5 1 6 S 20 1 2 20 1 1 40 1 5 40 1 6 b Find the domain and range of S 40 1 5 Find the domain and range of this relation 40 1 6 Example 2 Complete the following for the relation S 1 2 5 5 3 3 0 7 5 4

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