Choose the equation below whose axis of symmetry is x = 0. y = x2 + 2x y = x2 − 16x + 58 y = x2 + 2 y = x2 − 4x + 2

If the function is symmetrical about the line x=0, it is an even function, so cannot have any odd-degree terms. The only viable choice is the 3rd one:

... y = x² + 2

repeat the question

step-by-step explanation:

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step-by-step