120/x+(6x-120)/((1+25%)x)=6-2/3 解方程
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120/x+(6x-120)/((1+25%)x)=6-2/3解方程120/x+(6x-120)/((1+25%)x)=6-2/3解方程120/x+(6x-120)/((1+25%)x)=6-2/3解
120/x+(6x-120)/((1+25%)x)=6-2/3 解方程
120/x+(6x-120)/((1+25%)x)=6-2/3 解方程
120/x+(6x-120)/((1+25%)x)=6-2/3 解方程
120/x+(6x-120)/((1+25%)x)=6-2/3
150+6x-120=(20/3)x
(2/3)x=30
x=45
120/x+(6x-120)/((1+25%)x)=6-2/3
150+6x-120=(20/3)x
(2/3)x=30
x=45
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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
(x+1)(x+2)(x+3)(x+4)-120
因式分解(X+1)(X+2)(X+3)(X+4)-120
因式分解(x+1)(x+2)(x+3)(x+4)-120
数学(X+1)(X+2)(X+3)(X+4)-120
因式分解:(X-1)(X-2)(X-3)(X-4)-120(x-1)(x-2)(x-3)(x-4)-120
(x+1)(X+2)(x+3)(x+4)-120 因式分解(x+1)(X+2)(x+3)(x+4)-120因式分解
100-2x+5x=120(x+3)×5-2x=30100-(4x+1)-(4x+1)=204x+8=6x-10
100-2x+5x=120(x+3)×5-2x=30100-(4x+1)-(4x+1)=204x+8=6x-10
(x^2-2x)(x^2-2x+4)+3(x+1)(x+2)(x+3)(x+4)-120
约分:1、x*x-9/6-2x 2、x*x-1/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,
x^6-x^5+x^4-x^2+x-1
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
难倒爱因斯坦的九宫格X 7 X | X 8 1 | X X X |X X X | X 4 X | 7 5 9 |X X 5 | 7 X 9 | X 1 4 |5 X X | X X 8 | 3 9 X |3 9 6 | 4 X 7 | X X 2 |X 8 7 | 9 X X | X X X |4 X X | 6 X 5 | X X X | X X 4 | X X 1 |2 X X | X X X | X X X | X 3 X | X X X |X 6
(x-1)(x-2)(x-3)(x-4)>120,求x范围?