Question

перетворіть вираз на многочлен3x(x³-4x+6)​

Answer 1

$3x \times ( {x}^{3} - 4x + 6) \\ 3x \times {x}^{3} - 3x \times 4x + 3x \times 6 \\ 3 {x}^{4} - 3x \times 4x + 3x \times 6 \\ 3 {x}^{4} - 12 {x}^{2} + 3x \times 6 \\ 3 {x}^{4} - 12 {x}^{2} + 18x$