化简：[x^2-4/(x^2-4x+4)+2-x/x+2]/x除以x-2
来源：学生作业帮助网 编辑：六六作业网 时间：2024/10/05 22:48:08
化简：[x^2-4/(x^2-4x+4)+2-x/x+2]/x除以x-2化简：[x^2-4/(x^2-4x+4)+2-x/x+2]/x除以x-2化简：[x^2-4/(x^2-4x+4)+2-x/x+2
化简：[x^2-4/(x^2-4x+4)+2-x/x+2]/x除以x-2
化简：[x^2-4/(x^2-4x+4)+2-x/x+2]/x除以x-2
化简：[x^2-4/(x^2-4x+4)+2-x/x+2]/x除以x-2
原式=[(x+2)(x-2)/(x-2)²-(x-2)/(x+2)]/x*1/(x-2)
=[(x+2)/(x-2)-(x-2)/(x+2)]*1/x(x-2)
=(x²+4x+4-x²+4x-4)/(x+2)(x-2)*1/x(x-2)
=8/(x+2)(x-2)²
*-----------------------------------------------*| 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 ||
(x/x-2-x/x+2)/4x/x-2
化简：[(x+2)/x-(x-1)/(x-2)]/[(x-4)/(x^2-4x+4)]
[x^2+2x-8/x^3+2x^2+x]÷[(x-2/x)×(x+4/x+1)]化简[x^2+2x-8/x^3+2x^2+x]÷[(x-2/x)×(x+4/x+1)]化简
化简：x-2x+3x-4x+5x-.+2011x-2002x
化简:X-2X+3X-4X+5X-……+2001x-2002x
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/x-2)+(2/x*2+2x)-(x+6/x*2-4)化简,=x^2/x(x-2)+(2x-4)/x(x^2-4)-(x^2+6x)/x(x^2-4)=x^2/x(x-2)-(x+2)/x(x-2)=(x-2)(x+1)/x(x-2)=(x+1)/x
化简 [3x/(x+2)-x/(x=2)]÷x/(x^2-4)化简 [3x/(x+2)-x/(x-2)]÷x/(x^2-4
3x/(x-2)-x/(x+2)÷2x/(x-4)化简3x/（x-2）-x/(x+2)÷2x/(x²-4)化简
X(X-4)^2
|-x+2|+|4+x|
x^4-x^2
(x^2-4)x
化简:(x-1)(x+2)(x-3)(x+4)+24
化简 (x+1)(x+2)(x+3)(x+4)-8
化简9x-{4x-[5x-(8x-2)]}
x+2/x+1-x+3/x+2-x+4/x+3+x+5/x+4