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Find the four second partial derivatives of the following function. f(x,y) = y sin 5x fxx || fyy= fyx= II
At what point(s) of R² is the following function continuous? sin (y + x) Choose the correct answer below. O A. {(x,y): sin (y + x)=0} B. {(x,y) sin (y + x)=0} O C. (0,0) D. {(x,y) : x=y} The function is continuous at any point in R². O F. The function is not continuous at any point in R².