因式分解：x4+7x3+14x2+7x+1

因式分解：x4+7x3+14x2+7x+1 x4-x3-7x2+13x-6因式分解如题 谁会因式分解呀 1.x4-12x+3232.x4+7x3+14x2+7x+13.x4-11x2y2+y24.(x+3)(x2-1)(x+5)-20 x5-x4+x3-x2+x-1因式分解 X5-X4+X3+X2+X+1因式分解 x4-x3+6x2-x+15因式分解 因式分解：x4+x3+2x2 +x+1 因式分解x4+x3+2x2-x+3 x4+7x3+14x2+7x+1 因式分解第一题：(1)x3+3x2-4；(2)x4-11x2y2+y2；(3)x3+9x2+26x+24；(4)x4-12x+323因式分解第二题：(1)(2x2-3x+1)2-22x2+33x-1；(2)x4+7x3+14x2+7x+1；(3)(x+y)3+2xy(1-x-y)-1；(4)(x+3)(x2-1)(x+5)-20 以上两大题都是因式分解,要求 x4+2x3+x2+1+2(x+x2)因式分解 (1)x4-12x+323(2)x4+7x3+14x2+7x+1 x8+x7+x6 +x5+x4+x3+x2+x+1因式分解 因式分解X5-X4+2X3-2X2+2X-4 把x4-2x3-11x2+12x+36因式分解 x8+x7+x6+x5+x4+x3+x2+x+1因式分解 因式分解：2x4-x3-6x2-x+2 因式分解：x4+x3+6x2+5x+5