作业帮1/2{1/2【1/2(1/2x-1)-1】-1}-1=1 解方程
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1/2{1/2【1/2(1/2x-1)-1】-1}-1=1 解方程
1/2{1/2【1/2(1/2x-1)-1】-1}-1=1 解方程
1/2{1/2【1/2(1/2x-1)-1】-1}-1=1 解方程
1/2{1/2[1/2(1/2x-1)-1]-1}-1=1
1/2{1/2[1/2(1/2x-1)-1]-1}=2
1/2[1/2(1/2x-1)-1]-1=4
1/2[1/2(1/2x-1)-1]=5
1/2(1/2x-1)-1=10
1/2(1/2x-1)=11
1/2x-1=22
1/2x=23
x=46
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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：X X X X X X X X X 1、X X X X X X X X X X.2、X X X X X X X X X.3、X X X X X X X X X X X.
分解因式----（X*X-X)(X*X-X-2)+1
】x(x+1)+x^2(x-1)
1/(1-x)+1/(1+x)+2/(1+x*x)+4/(1+x*x*x*x)+8/(1-x*x*x*x*x*x*x*x)怎么做
x-1/x-2
{2X+1}+{X}
(x^2-1)/x
x^2-1/x
2X+|X+1|
｜x-1｜+｜x-2｜
(x+1)/(x+2)
/X+1/+/X+2/
2x/(1-x)
|X+2|+|X-1|
2x-1 (x
|x-2|+|x-1|