Algebra 1 Companion Book, Vol 1 – Summer Edition

4.1.2 Relations and Functions − Practice (continued)

7.  Give the domain and range of the relation. Indicate whether the relation is a function and explain.

8.  Give the domain and range of the relation. Indicate whether the relation is a function. x y 0 − 4 0 0 2 2 3 6

9.  Give the domain and range of the relation. Indicate whether the relation is a function. x y 0 − 3 0 − 2 0 3 1 6

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