若xx+x+1+0,求x^7+2x^6+x^5+x^4+x^3+xx+1的值

来源：学生作业帮助网编辑：作业帮时间：2024/11/24 01:52:06

x��)�{ѽ�B�B�B�P�@��Ʀ�8sm��83�8S 6bcm� ��Z�6�I*�']�~�� vAu��y��P1M� P��!�mke�2,m�r�*��*� 4�:m#m��A��F �Q�� 6�(m#��i�_\��g Y�xx

若x*x+x+1+0,求x^7+2x^6+x^5+x^4+x^3+x*x+1的值
若x*x+x+1+0,求x^7+2x^6+x^5+x^4+x^3+x*x+1的值

若x*x+x+1+0,求x^7+2x^6+x^5+x^4+x^3+x*x+1的值
x*x+x+1=0
(x-1)(x*x+x+1)=0
x^3-1=0
x^3=1
x^7+2x^6+x^5+x^4+x^3+x*x+1
=x^6*x+2x^6+x^3*x^2+x^3*x+x^3+x*x+1
=x+2+x*x+x+1+x^2+1
=2x^2+2x+4
=2(x^2+x+1)+2
=2*0+2
=2

若x*x+x+1+0,求x^7+2x^6+x^5+x^4+x^3+x*x+1的值已知1+x+x^2+x^3=0,求x+x^2+x^3+x^4+x^+x^6+x^7+x^8的值如果1+x+x^2+x^3=0,求x+x^2+X^3+x^4+x^5+x^6+x^7+x^8的值, *-----------------------------------------------*| 6 4 X | 8 X X | X X 5 || X X X | X X X | X 7 8 || X X X | X X X | X X X ||---------------+---------------+--------------- || X X X | X X X | 5 1 X || X X X | X 6 X | X X X || 8 X X | 3 5 X | 2 X X || 求一个数独答案X X X 9 X X X 8 2 X 6 3 X X 1 4 X 99 X 8 X X X X X XX X X 6 7 X 3 X XX 4 6 X 5 X 2 9 XX X 7 X 2 3 X X XX X X X X X 7 X 17 X 4 3 X X 6 2 X6 3 X X X 7 X X X 填九宫格帮帮忙.x x 6 x x 7 x x 98 x x x 3 x 1 x x 9 x x 6 x 5 x 3 x x x 3 x x x x 1 8x x x 9 x 1 x x x2 1 x x x x 6 x x x 6 x 7 x 3 x x 1 x x 9 x 2 x x x 47 x x 8 x x 5 x x 若3x^2-x=1,求6x^3+7x-5x+2009 (x-1)(x-2)(x-3)(x-4)=(x+5)(x+6)(x+7)求X等于几? 已知x=2π+1求 |x-1|+|x-2|+|x-3|+|x-4|+|x-5|+|x-6|+|x-7|+|x-8|+|x-9|+|x-10| 已知x=2π+1.求(X-1)+(X-2)+(X-3)+(X-4)+(X-5)+(X-6)+(X-7)+(X-8)+(X-9)+(X-10) 1.(x*2-3x+3)/(x*2-3x+2)-(x*2-5x+7)/(x*2-5x+6)-1/(x*2-4x+3)2.1/x(x+1)+2/(x+1)(x+3)+3/(x+3)(x+6) 3.已知：x*2-3x+1=0,求x*2+1/x*2. 若2x-3y+4=0则x（x*x-1)+x(5-x*x)-6y+7 一个“整式的乘法”的问题请先阅读下列解题过程,再仿做下面的问题.已知X*X + X - 1=0,求X*X*X + 2*X*X + 3的值.解X*X*X + 2X*X +3=X*X*X +X*X -X +X*X +X +3=X{X*X +X -1} +X*X +X -1 +4=0+0+4=4+ x + X*X + X*X*X=0.+ X*X + X*X*X x/x-2+x-9/x-7=x+1/x-1+x-8/x-6, x/x-2+x-9/x-7=x+1/x-1+x-8/x-6, 若1+x+x*x+x*x*x=0,求x+x*x+x*x*x+.+x（2000次幂）已知x*x+x-1=0求x*x*x-2x+2010的值已知x*x+x-1=0 求x*x*x-2x+11=?