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Can someone tell me the exact answer to this question pls and thank you I will give brainliest

Can someone tell me the exact answer to this question pls and thank you I will give brainliest class=

Respuesta :

(- 1, 2 ) and ( -1, 0) have the same x-value

for the graph to represent a function there must be only one y- value for each x- coordinate. Here there are 2 so this is not a function



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