化简 [(x^2-4x-4)/(x+1)-(x^2+8x+13)/(x+2)]/(11x^2+33x+21)
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/23 09:04:29
化简[(x^2-4x-4)/(x+1)-(x^2+8x+13)/(x+2)]/(11x^2+33x+21)化简[(x^2-4x-4)/(x+1)-(x^2+8x+13)/(x+2)]/(11x^2+3
化简 [(x^2-4x-4)/(x+1)-(x^2+8x+13)/(x+2)]/(11x^2+33x+21)
化简 [(x^2-4x-4)/(x+1)-(x^2+8x+13)/(x+2)]/(11x^2+33x+21)
化简 [(x^2-4x-4)/(x+1)-(x^2+8x+13)/(x+2)]/(11x^2+33x+21)
化简 [(x²-4x-4)/(x+1)-(x²+8x+13)/(x+2)]/(11x²+33x+21)
原式=[(x²-4x-4)(x+2)-(x²+8x+13)(x+1)]/[(x+1)(x+2)(11x²+33x+21)]
=-(11x²+33x+21)/[(x+1)(x+2)(11x²+33x+21)]=(-1)/(x+1)(x+2)
化简[(x+2)/(x²-2x)+(x-1)/(x²-4x+4)]除以(x-4)/x
*-----------------------------------------------*| 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 ||
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
解九宫格题目(X为未知数)9 X 2 X 7 X 8 X XX X 4 X X 9 X 6 X1 3 X 5 X X X X 24 X X 8 5 X X 1 XX 8 9 4 X 1 6 7 XX 1 X X 3 6 X X 88 X X X X 2 X 3 6X 5 X 6 X X 9 X XX X 7 X 4 X 2 X 1
(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
x^2+x^-2=x^4,化简(x+x^-1+x2)(x-x^-1+x²)(-x+x^-1+x²)(x+x^-1-x²)第18题,
[(2x+6)/(x^2-4x+4)]×[(x-2)/(x^2+3x)]-1/x-2化简!
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
3x/(x-2)-x/(x+2)÷2x/(x-4)化简3x/(x-2)-x/(x+2)÷2x/(x²-4)化简
化简:((x+2)/(x^2+2x)-(x-1)/(x^2-4x+4))÷ (x-4)/ x*(2-x)^2
化简:(x-1)(x+2)(x-3)(x+4)+24
化简 (x+1)(x+2)(x+3)(x+4)-8
(x-1)^3(x+1)(x-2)/(x+4)
(x+2)(x-2)+16 (x-1)(x-2)+3x(x+3)-4(x+2)(x-3)(x+2)(x-2)+16 (x-1)(x-2)+3x(x+3)-4(x+2)(x-3)
化简 [(x+2)/(x^2-2x)-(x-1)/(x^2-4x+4)]/[(x-4)/x]要求要过程.
化简:1/x(x+1)+1/(x+1)(x+2)+1/(x+2)(x+3)+1/(x+3)(x+4)
化简1/[x(x+2)]+1/[(x+1)(x+3)]+1/[(X+2)(X+4)].+1/[(X+9)(X+11)]