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Is (1,8), (2,12), (3,16) (4,20) a function?
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Is (1,8), (2,12), (3,16) (4,20) a function?

User MichaelLo
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Yes it is a function. As x increases by one, y constantly increases by 4. The function would me y=4x+4
User Elia Schito
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