2001∧3+2000×2000-2002×2001∧2÷2001∧3-2000×2002-2000×2001∧2

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/28 22:58:44
2001∧3+2000×2000-2002×2001∧2÷2001∧3-2000×2002-2000×2001∧2

2001∧3+2000×2000-2002×2001∧2÷2001∧3-2000×2002-2000×2001∧2
2001∧3+2000×2000-2002×2001∧2÷2001∧3-2000×2002-2000×2001∧2

2001∧3+2000×2000-2002×2001∧2÷2001∧3-2000×2002-2000×2001∧2
设x=2001
2001∧3+2000×2000-2002×2001∧2÷2001∧3-2000×2002-2000×2001∧2
=x³+(x-1)(x-1)-(x+1)x²÷x³-(x-1)(x+1)-(x-1)x²
=x³+x²-2x+1-x³-x²÷x³-x²+1-x³+x²
=-2x+1
=-2×2001+1
=-4002+1
=-4001