Question

por favor ayudenmen con esta operacion 3x³-x²por-2x

Answer 1

(3x³-x²)-2x=-6x^4+2x^3

Answer 2

$(3x^3-x^2)(-2x)= \\ x^2(3x-1)(-2x)= \\ (-2x)x^2(3x-1)= \\ -2x^3(3x-1)= \\ (-2x^3)(3x)+(-2x^3)(-1)= \\ -6x^4+2x^3$