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Vijay Singh chauhan Asked a Question
April 29, 2021 6:25 ampts 30 pts
  • IIT JAM
  • Mathematics (MA)

Please send the solution to the problem given in the attachment

please send the solution to the problem given in the attachment
  • 2 Answer(s)
Answer Now
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  • Alka gupta Best Answer
    you solve correct....when we get rt-s^2 =0 then we have to check sign of f(x,y)-f(a,b)....
    • cropped1578391840267853063.jpg
    Likes(1) Reply(2)
    Vijay Singh chauhan
    can you please show me analytically how do we check max or min by the nbd. idea. that you have talked about in your cases.
  • Deepak singh thankyou
    Refer attached
    • cropped132569548840047880.jpg
    Likes(1) Reply(2)
    Deepak singh
    in case of inconclusive , we do observe method ..(i.e inspecting/observing equation
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