De min Jx when f(x, y) = cos(y – x) – x sin(y – x). 1. fr = -x sin(y – x) | 2. fa = x sin(y – x) 3. fr = -x cos(y – x) 1. fx = x cos(y – x) 5. fx -2 sin(y – x) – x cos(y – x) 3. fx - cos(y – x) – sin(y – x) 7. fa = x cos(y – x) – sin(y – x) 3. fx 2 sin(y – x) – x cos(y – x) || - - - ||

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A: As per our limit we can solve only first three subdivisions if you want the answer for other…