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anonymous
 4 years ago
Calculus Help!!
Find the absolute minimum and absolute maximum of f(x,y)=2x^3+y^4 on the set D=｛（x,y）:x^2+y^2≦1｝
anonymous
 4 years ago
Calculus Help!! Find the absolute minimum and absolute maximum of f(x,y)=2x^3+y^4 on the set D=｛（x,y）:x^2+y^2≦1｝

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0X^2+y^2>=0 min is 0 max is 2

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0how do you deal with D=｛（x,y）:x^2+y^2≦1｝?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0because this expression can't be negative

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0if you ever put negative number as y or x it'll become positive
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