Let f(x, y), where x g(t) and y =h(t). d'z dx, z dy and az dx,...

 

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Let f(x, y), where x g(t) and y =h(t). d'z dx, z dy and az dx, oz dy ôxôy dt Oy dt d ( dz (). Show that + dt ox ôx dt Oyêx dt dt ây d'z (ii). Find dt Let f(x, y), where x g(t) and y =h(t). d'z dx, z dy and az dx, oz dy ôxôy dt Oy dt d ( dz (). Show that + dt ox ôx dt Oyêx dt dt ây d'z (ii). Find dt