Hello, please answer the question and show your work neatly. The symbols are conceptional, if it's easier for you, you can replace the symbols with numbers but make sure at the end to replace those numbers back with their correct symbols Let z = @ be a function such that ∂z/∂@ = 1/2 sqrt(@) and z = ∗ be a function such that ∂z/∂∗ = e^∗ (a) Find the first partials of z = ln(@ + ∗), using the differentiation rules of z = @ and z = ∗ (b) Find ∂^2 z/∂@^2 and ∂^2 z/∂∗^2 , using the given differentiation rules of z = @ and z = ∗

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