Question

Преобразовать выражение в многочлен стандартного вида: 5x^3-5(x-3)(9+3x+x^2)

Answer 1

5x^3-5(x-3)(9+3x+x^2) = 5x^3 - 5(x^3 - 27) = 5x^3 - 5x^3 + 135 = 135

Answer 2

   5x³-5(x-3)(9+3x+x²)=5x³-5(x-3)(x²+3x+9)=5x³-5(x³-3³)=5x³ - 5x³ + 5*27=
=135