Respuesta :

adriantu780

Answer:

-15x^3+12x^2

Step-by-step explanation:

input m and p to the equation

m= 2x+5, p=7x-1

3x²(2x+5-7x-1)

collect like terms

3x²(-5x+4)

multiple each term by 3x²

3x²(-5x)+(3x²)4

=-15x³+12x²

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