说明:(x^3+5x^2+4x-1)-(-x^2-3x+2x^3-3)+(8-7x-6x^2+x^3)的值与x无关

试说明,不论x取何值,代数式(x+5x+4x-1)-(-x-3x+2x-3)+(8-7x-6x+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 || 试说明：不论x取何值,代数式（x^+5x^+4x-1）-(-x^-3x+2x^-3)+(8-7x-6x^+x^)的值不...试说明：不论x取何值,代数式（x^+5x^+4x-1）-(-x^-3x+2x^-3)+(8-7x-6x^+x^)的值不变问题补充：速度! x-1,-x^2-x,x^3-x^2,-x^4-x^3找规律 说明为什么 x+2/x+1-x+3/x+2-x+4/x+3+x+5/x+4 x^5-x^4+x^3-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 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 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 试说明:不论x取值多项式(-2x^3+5x^2+4x-3)-(-x^2+3x^3-3x-1)+(4-7x-6x^2+x^3) 试说明:不论x取何值代数式(x^3+5x^2+4x-3)-(-x^2+2x^3-3x-1)+(4-7x-6x^2+x^3)的值 试说明:不论x取何值代数式(x^3+5x^2+4x-3)-(-x^2+2x^3-3x-1)+(4-7x-6x^2+x^3)的值是不会改变的. 说明:(x^3+5x^2+4x-1)-(-x^2-3x+2x^3-3)+(8-7x-6x^2+x^3)的值与x无关 试说明：不论x取何值,代数式（x^3+5x^2+4x-1)-(-x^2-3x+2x^3-3)+(8-7x-6x^2+x^3) 试说明:不论x取何值,代数式(x^3+5x^2+4x-1)-(-x^2-3x+2x^3)+(8-7x-6x^2+x^3)的值不变 试说明:不论x取何值,代数式(x³+5x²+4x-3)-(-x²+2x³-3x-1)+(4-7x-6x²+x³)的值不变 切记说的要具体, 试说明:不论x取何值,整式x³+5x²+4x-3减去-x²+2x³-3x-1的差与4-7x-6x²+x³的 试说明：不论x取何值,代数式（x^+5x^+4x-1）-(-x^-3x+2x^-3)+(8-7x-6x^+x^)的值不变