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Examine-the-following-function-for-extreme-value-f-x-y-x-4-y-4-2x-3-4xy-2y-2-




Question Number 63128 by Tawa1 last updated on 29/Jun/19
Examine the following function for extreme value      f(x, y)  =  x^4  + y^4  − 2x^3  + 4xy − 2y^2
$$\mathrm{Examine}\:\mathrm{the}\:\mathrm{following}\:\mathrm{function}\:\mathrm{for}\:\mathrm{extreme}\:\mathrm{value} \\ $$$$\:\:\:\:\mathrm{f}\left(\mathrm{x},\:\mathrm{y}\right)\:\:=\:\:\mathrm{x}^{\mathrm{4}} \:+\:\mathrm{y}^{\mathrm{4}} \:−\:\mathrm{2x}^{\mathrm{3}} \:+\:\mathrm{4xy}\:−\:\mathrm{2y}^{\mathrm{2}} \\ $$
Commented by Hope last updated on 29/Jun/19
Commented by Hope last updated on 29/Jun/19
Commented by Hope last updated on 29/Jun/19
Commented by Hope last updated on 29/Jun/19
Commented by Hope last updated on 29/Jun/19
Commented by mathmax by abdo last updated on 29/Jun/19
thanks sir hope for charing  this subject about differential calculus.
$${thanks}\:{sir}\:{hope}\:{for}\:{charing}\:\:{this}\:{subject}\:{about}\:{differential}\:{calculus}. \\ $$
Commented by Hope last updated on 29/Jun/19
most welcome sir
$${most}\:{welcome}\:{sir} \\ $$

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