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Home > AC > Chapter 11 > Lesson 11.1.4 > Problem 11-45

11-45.

Which of the relationships below are functions? If a relationship is not a function, give a reason to support your conclusion. Homework Help ✎

  1. graph a

  • There is more than one output value for some inputs; therefore, the relation is not a function.

  • It is a function. Every input had only one output even if it is the same output such as .

  • There is more than one output value for .
    Is this relation a function?

  1. graph d

  • It is a function.