ques . . . .
Asked by | 7th Sep, 2008, 09:20: PM
f(x,y)=x2 + y2 ,Reducing this to single variable function with the help of constraint 4x4+9y4=64,
f(x)=x2 +(64/9 -4/9 x4 )1/4 . Now the function can be checked for maxima easily by using f'(x) = 0 and observing the value of function on and arount critical points.
Answered by | 15th Dec, 2008, 02:45: AM
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