Mathematics, 07.05.2020 04:57 hardyfombu

. Considere a equação ( y^2+2xy )dx- x^2 dy=0 . a) Mostre que essa equação não é exata b) Mostre que multiplicar os dois lados da equação por y^(-2) gera uma nova equação que é exata c) Use a solução da equação exata resultante para solucionar a equação original. d) Algumas soluções foram perdidas no processo?

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. Considere a equação ( y^2+2xy )dx- x^2 dy=0 . a) Mostre que essa equação não é exata b) Mostre que...