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What is the domain and range of the function f(x, y, z) = xz + ey? domain:?
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What is the domain and range of the function f(x, y, z) = xz + ey? domain:?

User Esaruoho
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As written (or as exponential function xz + e^y), the domain of all variables seems to be (-∞, ∞).

There appears to be nothing that restricts the range to anything less than (-∞, ∞).
User Nkuhta
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