bonjour
5 ( 3 x + x ³) - 5 * x * y + 3 *x * y
= 15 x + 5 x³ - 5 xy + 3 xy
= 5 x ³ + 15 x - 2 xy
Réponse :
Rebonjour,
5(3x+x^3)-5*x*y+3*y*x = 15x + 5x^3 - 5xy + 3yx
= 15x + 5x^3 - 2xy
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bonjour
5 ( 3 x + x ³) - 5 * x * y + 3 *x * y
= 15 x + 5 x³ - 5 xy + 3 xy
= 5 x ³ + 15 x - 2 xy
Réponse :
Rebonjour,
5(3x+x^3)-5*x*y+3*y*x = 15x + 5x^3 - 5xy + 3yx
= 15x + 5x^3 - 2xy