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OpenStudy (anonymous):
Calc III Extremas Does D=FxxFyy-(Fxy)^2
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OpenStudy (anonymous):
Yes.
OpenStudy (anonymous):
Kk and D>0 it refers to a max/min D<0 it is a saddle point?
OpenStudy (anonymous):
Yes, Fxx > 0 is min, Fxx < 0 is max
OpenStudy (anonymous):
Right. Ok thank you for the help.
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