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Posted on Jul 02, 2024

/ Calculez toutes les drives partielles premieres et secondes de la fonction f (x, t) x cos(4t Dt D2f Dx2 32 f DxDt Dt2 4tt)

Calculez toutes les drives partielles premieres et secondes de la fonction f (x, t) x cos(4t Dt D2f Dx2 32 f DxDt Dt2 4tt)

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