Mathematics, 11.02.2021 17:30 shalynmincey

Zachary is standing in a stadium and has the option of running up a staircase or down a staircase for exercise. The function f(x)= 1/25(∣4x∣+2x) will determine how many calories Zachary will burn if he runs up x steps. Use a negative value for x if he runs down the stairs. What does the domain represent in this function?

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Zachary is standing in a stadium and has the option of running up a staircase or down a staircase fo...