Chapter 1 Functions and Their Graphs 1.1 Functions 1) Classify the following relationship as a function or not a function. {(-17, 20), (17, 20), (-12, 20), (1, 20)} A) a function B) not a function C) don't know Answer: A Diff: 1 Var: 1 Chapter/Section: Ch 01, Sec 01 2) Classify the following relationship as a function or not a function. {(9, -18), (9, -2), (9, 15), (9, -3)} A) a function B) not a function C) don't know Answer: B Diff: 1 Var: 1 Chapter/Section: Ch 01, Sec 01 3) Classify the following relationship as a function or not a function. {(15, 10), (-10, -20), (-20, -16), (-14, 1), (-12, -14)} A) a function B) not a function C) don't know Answer: A Diff: 1 Var: 1 Chapter/Section: Ch 01, Sec 01 4) Classify the following relationship as a function or not a function. {(4, 10), (18, -2), (12, 2), (4, 16)} A) a function B) not a function C) don't know Answer: B Diff: 1 Var: 1 Chapter/Section: Ch 01, Sec 01