6x^4+7x^3-3bx^2-7x+6因式分解

6x^4+7x^3-3bx^2-7x+6因式分解 *-----------------------------------------------*| 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+1)(x+2)(x+3)(x+4)(x+5)(x+6)(x+7)(x+8)(x+9)(x+10)请化简我说的是化简化成x^10+ax^9+bx^8+cx^7+......+n的形式 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 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 x^4-2x^3-27x^2-44x+7 我要具体过程,即由原式化为以下式子的过程(x^2+ax+1)(x^2+bx+7)(x^2+ax-1)(x^2+bx-7)(x+7)(x^3+x^2+bx+1)(x-7)(x^3+x^2+bx-1) 如果多项式x^4+ax^3+3x^2+5x^3-7x^2-bx^2+6x-2合并后不含x^3^2项,求a.b的值合并后是不含x^2.x^3的项 x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少? 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 如下9*9宫图如何填x x x 1 x x x 2 9x x 5 x x x x x 4x 6 8 x x x x x xx x x 7 x x 5 x xx 2 x x 6 x x 8 xx x 3 x x 9 x x xx x x x 5 x 1 6 x 4 x x x 3 x x x x 7 x x x x 2 x x x 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 2x+3x+4x+5x+x+6x+7x=100 x^4+ax^3+3x^2+5x^3-7x^2-bx^2-6x-2合并同类项后,不含x^3与x^2,求a+b急·· 如果代数式x^4+ax^3+3x^2+5x^3-7x^2-bx^2+6x-2合并后不含x^3,x^2的项,求a,b的值. x+2/x+1-x+4/x+3=x+6/x+5-x+8/x+7 x=? 1、ax^2+bx^2-a^2x-b^2x-2abx+a^2b+ab^22(x+1)(x+2)(x+3)-6*7*8 3、x^6+14x^4+49x^2+364、3x^5-10x^4+8x^3-3x^2+10x-8第二题的2是题号，不是题的一部分 8y²-2=4yx²-6x-3=04x²+8x-3=0x²-4x+1=06x²-x-12=0x²+4x-5=02x²-7x+6=0ax²+bx+c=0(a≠0)3x²-x-6=0 x+2x-3x-4x+5x+6x-7x.-196x+197x+198x-199x-200x 等于多少