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Mathematics 8 Online
OpenStudy (anonymous):

Which of the following represents a function?

OpenStudy (anonymous):

OpenStudy (chlobug):

Okay. Let's start this slowly. What is a function?

OpenStudy (anonymous):

@sleepyjess

OpenStudy (anonymous):

its b isn't it?

OpenStudy (chlobug):

We'll get to the answer in a moment. What is your initial reaction? Do you understand what a function is?

OpenStudy (sleepyjess):

Remember, a function can't have a repeating x value

OpenStudy (anonymous):

no

OpenStudy (anonymous):

d

OpenStudy (sleepyjess):

Yep, because D doesn't have a repeating x value. A has -5 twice, B has -3 twice, and C has -12 twice

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