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Functions Review Name______________________ Determine whether each of the following is a function. Then identify the domain and range. 1. 4. x 11 12 13 14 15 y -2 -2 -2 -2 -2 2. 5. 3. 6. {(−3,5), (2,7), (4,5), (2, −4), (7,2)} 7. Draw a mapping for the given table. Is it a function? Identify the inverse. Is it a function? x -3 -2 5 6 7 y 5 4 -1 4 5 8. Determine whether the following mapping is a function. Express the mapping as a relation. Write the inverse as a mapping. 9. Evaluate the following three functions. ( ) ( )=− ( ) ( ) ( )= + I. (2) VI. ℎ II. (2) VII. Find when ℎ( ) = 9 III. ℎ(2) − ℎ(15) VIII. Find when ( ) = 9 IV. ℎ(3) + (−8) IX. Find when ( ) = −2 X. Find when ( ) = −1 (−1) V. (−1) Write the equation for the linear function of the given tables. 10. 11. input output 0 1 2 3 4 4 7 10 Δ input output 0 1 2 3 4 -4.8 -4.9 -5 -5.1 Δ − 12. input output 0 1 2 3 4 -22 -33 -44 Δ