x²2x-2/3>0

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

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x(x*x-6x-9)-x(x*x-8x-15)+2x(3-x)x(x*x-6x-9)-x(x*x-8x-15)+2x(3-x)x(x*x-6x-9)-x(x*x-8x-15)+2x(3-x)前面多项

x^4+x^3+x^2+x+1=0,x^2006+x^2005+x^2004+x^2003+x^2002x^4+x^3+x^2+x+1=0,x^2006+x^2005+x^2004+x^2003+x^

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七年级下册政治复习提纲(山东人民出版社)第五单元是青春的脚步青春的气息别弄错了啊!格式：XXXXXXXXX1、XXXXXXXXXX.2、XXXXXXXXX.3、XXXXXXXXXXX.七年级下册政治复

x(x-2)(x-3)x(x-2)(x-3)x(x-2)(x-3)第一个x相当于(x-0),就可以了.x(x-2)(x-3)取点0,2,3所以,取值范围是x

{x|(x+3)(x-2){x|(x+3)(x-2){x|(x+3)(x-2)(x+3)(x-2)(x+3)(x-2)-3{X|-3解不等式（x+3）（x-2）＜0大于大的，小于小的。得x=-3x=2

-x^3+x^2-x-x^3+x^2-x-x^3+x^2-x-x^3+x^2-x=-x(x²-x+1)

lim(x->0)((2-x)/(3-x))^1/xlim(x->0)((2-x)/(3-x))^1/xlim(x->0)((2-x)/(3-x))^1/xlim(x->0)((2-x)/(3-x))

(x-2)(x-4)+4x(x-3)=0(x-2)(x-4)+4x(x-3)=0(x-2)(x-4)+4x(x-3)=0解(x-2)(x-4)+4x(x-3)=0x²-6x+8+4x

(x+2)(x-3)(x-6)(x-1)=0(x+2)(x-3)(x-6)(x-1)=0(x+2)(x-3)(x-6)(x-1)=0有种方法叫做穿针引线法,需要在纸上画出函数的简图,这个题的答案应该是

x×x+3x-9/x+2x×x+3x-9/x+2x×x+3x-9/x+22分米=20厘米上升的水体积3.14×20×20÷4×1.23.14×20×20÷4×1.2×3÷(3.14×5×5)=14.4

x+2x+3x+.+100xx+2x+3x+.+100xx+2x+3x+.+100x原式=（1+2+3+.+99+100）*X=[（1+100）*100/2]*X=5050X第一步到第二步是求和公式,

(x*x-3)*(x*x-3)-x*(x*x-3)-2x*x因式分解(x*x-3)*(x*x-3)-x*(x*x-3)-2x*x因式分解(x*x-3)*(x*x-3)-x*(x*x-3)-2x*x因式

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的值已知1+x+

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,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,如果

(x-2)(x-3)/(x+5)(x-7)＞0(x-2)(x-3)(x+2)(x+3)＞0(x-2)(x-3)/(x+5)(x-7)＞0(x-2)(x-3)(x+2)(x+3)＞0(x-2)(x-3)

X^2-3X-2=0,求(x-2x-1/x)÷(x-1)/(x^2-2x)X^2-3X-2=0,求(x-2x-1/x)÷(x-1)/(x^2-2x)X^2-3X-2=0,求(x-2x-1/x)÷(x-

1/(x*x-2x-3)+2/(x*-x-6)+3/(x*x+3x+2)=01/(x*x-2x-3)+2/(x*-x-6)+3/(x*x+3x+2)=01/(x*x-2x-3)+2/(x*-x-6)+