Question: please help the questions in ODE with clear steps and also some explanation, thanks you for helping 9. Let f be a differentiable function of
please help the questions in ODE with clear steps and also some explanation, thanks you for helping

9. Let f be a differentiable function of one variable, and w = f(2x2 + 3xy). i) Verify that the function w satisfies the equation (4x + 3y)Wy - 3xur = 0. ii ) If f(u) = sin u, calculate Wry
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