→ Eliphalet:second-derivative test 122.127.99.235 07/07 16:17
→ JULIKEBEN:謝謝 118.169.98.243 07/07 17:10
consider the function f(x,y) = α(x^2)+β(y^2)
find values for α&β
so that
(A) (0,0)is a local minimum
(B) (0,0)is a local maximum
(C) (0,0)is a saddle
想問高手
這題該如何解??
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