PERGUNTA 6

A abiscissa do centro de massa de uma lâmina metálica L descrita matematicamente no plano cartesiano como L equals left curly bracket left parenthesis x comma y right parenthesis element of straight real numbers squared semicolon x squared plus y squared less or equal than 1 semicolon y greater or equal than 0 right curly bracket comma com função densidade gamma left parenthesis x comma y right parenthesis equals x squared y é dada por:


x subscript G equals 5 over 18.


x subscript G equals 17 over 49.


x subscript G equals 0.


x subscript G equals 1 fourth.


x subscript G equals 8 over 21.
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