Question: Is it a function? Determine if the equation represents y as a function of x. y = I2x1l Is it a function? Why or why

Is it a function?

Determine if the equation represents y as a function of x. y = I2x1l Is it a function? Why or why 0 1) Yes. Because each element in the domain is paired with exactly one range element. 0 2) No. Because it is a vertical line. 0 3) Yes. Because it is a horizontal line 0 4) No. Because when X = 0 y is both 1 and -1

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