美夢成真教甄討論區

如附件

x^5 + 2x^2 - 3x - 1 = (x - 2)^5 + 10(x - 2)^4 + 40(x - 2)^3 + 82(x - 2)^2 + 85(x - 2) + 33

f(2.003) ≒ 82 * 0.003^2 + 85 * 0.003 + 33 = 33.255738 ≒ 33.256