6X^2-6X^3-X+1=(1-X)(6X^2+1)怎么得到的?

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6X^2-6X^3-X+1=(1-X)(6X^2+1)怎么得到的?6X^2-6X^3-X+1=(1-X)(6X^2+1)怎么得到的?6X^2-6X^3-X+1=(1-X)(6X^2+1)怎么得到的?解

6X^2-6X^3-X+1=(1-X)(6X^2+1)怎么得到的?
6X^2-6X^3-X+1=(1-X)(6X^2+1)怎么得到的?

6X^2-6X^3-X+1=(1-X)(6X^2+1)怎么得到的?

6x²-6x³-x+1
=6x²(1-x)+(1-x)
=(1-x)(6x²+1)

*-----------------------------------------------*| 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 || 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 解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6) x+2/x+1-x+4/x+3=x+6/x+5-x+8/x+7 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, 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+2)(x-3)(x-6)(x-1)=0 1+x+x^2+x^3+x^4+x^5+x^6+x^7+x^8+x^9+x^10+x^11+x^12=97.8x+x^2+x^3+x^4+x^5+x^6+x^7+x^8+x^9+x^10+x^11+x^12=97.8 好多年没有用过过数学公式了 想不起来怎么算了 想知道 X值是多少 3X*X-2X+6=8,X=?3X*X-2X+6=8,X=?则代数式1.5X*X-X+1=? 已知x=2π+1求 |x-1|+|x-2|+|x-3|+|x-4|+|x-5|+|x-6|+|x-7|+|x-8|+|x-9|+|x-10| 已知1+x+x^2+x^3=0,求x+x^2+x^3+x^4+x^+x^6+x^7+x^8的值 如果1+x+x^2+x^3=0,求x+x^2+X^3+x^4+x^5+x^6+x^7+x^8的值, 已知x=2π+1.求(X-1)+(X-2)+(X-3)+(X-4)+(X-5)+(X-6)+(X-7)+(X-8)+(X-9)+(X-10) 1+x+x^2+x^3+x^4+x^5+x^6+x^7+x^8+x^9+x^10+x^11=17.7这个方程怎么样求解? 1/x-2 +3 =1-x/2-x 3/x + 6/x-1=x+5/x²-x 4x/(x²-4)-(2x+6)/(x²+x-6)=1-(x-3)/(x²-x-6) 已知x=1/x,求x^2-6x+9/x-3/x+3/x^2+6x+9