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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Deepak Patra posted an Question
December 04, 2021 • 01:47 am
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30 points
30 points
- IIT JAM
- Mathematics (MA)
Q.39 let f: r r be given by f(x, y) = 4xy - 2x - yt. then f has (a) a point of local maximum and a saddle point (b)a point of local minimum and a saddle point (
Q.39 Let f: R R be given by f(x, y) = 4xy - 2x - yt. Then f has (A) a point of local maximum and a saddle point (B)a point of local minimum and a saddle point (Ca point of local maximum and a point of local minimum (D)| two saddle points
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Deepak singh 1 Best Answer
Refer attachment
why????
because x=y
i got my ans .. thanks
... sir at (-1,-1) the function is giving the same maximum value as in (1,1)... my question is if in option it is given that 2 maximum points and a saddle point ... is the option will be correct or not?????
yes , you are correct . then your option should be correct .