Evaluate fx and fy at the indicated point
f(x,y)= arccos xy pt. (1,1)© BrainMass Inc. brainmass.com March 4, 2021, 5:44 pm ad1c9bdddf
Solution. Since f(x,y)=Arccos xy, by the definition, we have
fx(1,1)=Lim[Arccosx-Arccos1]/[x-1] when x tends to ...
Functions are evaluated using limits. The expert evaluates the indicated points.