(X^3+X^2-7)/(x-3)怎么化简?

来源：学生作业帮助网 编辑：作业帮 时间：2024/08/26 10:40:45
(X^3+X^2-7)/(x-3)怎么化简?
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(X^3+X^2-7)/(x-3)怎么化简?
(X^3+X^2-7)/(x-3)怎么化简?

(X^3+X^2-7)/(x-3)怎么化简?
(X^3+X^2-7)/(x-3)
=(X^3-3x²+3x²+X^2-7)/(x-3)
=x²+（4x²-12x+12x-7）/(x-3)
=x²+4x+(12x-36+29)/(x-3)
=x²+4x+12+29/(x-3)

(X^3+X^2-7)/(x-3)怎么化简? *-----------------------------------------------*| 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 x^8+x^7+x^6+x^5+x^4+x^3+x^2+x+1怎么分解因式 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 1/(x+1)(x+2)+1/(x+3)(x+4)+1/(x+5)(x+6)+1/(x+7)(x+8)+1/(x+9)(x+10)怎么解 7x-3(2/3x+1/5x)-(x+2/5x)+2x,=5x怎么求出 x-1+x-2+x-3+x-4+x-5+x-6+x-7=77怎么解速度! ( -x^2 - 2x - 3) / (x + 3)怎么化简? 3x-(5x-2x)怎么化简 x(7-8x)=3(x-2) 怎么算 7x(x-6)+3x=4x(2x+5)怎么解这个方程 (x^10-x^5+1)/(x^2+x+1) 怎么算?(x^10-x^5+1)/(x^2+x+1)=（x^8-x^7+x^5-x^4+x^3-x+1) (x-4)(x-3)-(x-2)(x-3)怎么做 (x+2)(x+3)-(x+6)(x-1) 怎么算? (x-1)(x+2)(x+3)(x+6)怎么做? 化简：（x+3) / x^2-3x － x-1 / x^2-6x+9）除以x-9 / 3X-x^2怎么化? x^2-6x+9/x^2-x-6 * x^2-7x+10/x^2-9 * x+3/2(x-5)怎么算?