Question: Find f/x and f/y when f(x, y) is (a) xy 2 + 3xy x + 2 (b) sin(x 2 3y)

Find ∂f/∂x and ∂f/∂y when f(x, y) is

(a) xy2 + 3xy – x + 2 

(b) sin(x2 – 3y)

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