x^5 + x + 1 = 0, x^3 - x^2 = ?

📅 发布时间:2026/7/9 11:43:03 👁️ 浏览次数:
x^5 + x + 1 = 0, x^3 - x^2 = ?
x^5 x 1 0, x^3 - x^2 ? x^5 x 1 (x^3 - x^2) (x^2 x 1) x^2 x 1 (x^3 - x^2 1)(x^2 x 1) 0 x^2 x 1 x^2 2 * 1/2 * X 1/2^2 3/4 3/4 x^3 - x^2 1 0 x^3 - x^2 -1