Question: Give the domain of each function in Problems 1-8. 1. z = x2 + y2 2. z = 4x - 3y 3. z = 4x

Give the domain of each function in Problems 1-8.
1. z = x2 + y2
2. z = 4x - 3y
3. z = 4x - 3 / y
4. z = x + y2 / √x

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