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Mathematics 19 Online
mariedellilo:

Which of the following best describes the equation below? y = -4x + 1 A. both a relation and a function B. function only C. relation only

darkknight:

hmm, do you think this is a function? for every x value there can only be 1 y-value, does this meet the requirements?

Ashoka:

Do you know about the vertical line test? to be classified as a function, it has to meet the vertical line test, or as darkknight said

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