因数分解2
因数分解せよ。
ax+x−a−1(x−1)(a+1) x2+y2−2xy+xz−yz(x−y)(x−y+z) x2+xy−3x−2y+2(x−2)(x+y−1) ax2−x2+ax−6a−x+6(a−1)(x−2)(x+3) xy2+2y2−2xy−4y−24x−48(x+2)(y−6)(y+4) a3−a2c+5a2b+6ab2−6cb2−5abc(a−c)(a+2b)(a+3b)
因数分解せよ。
2x2+y2+3xy+11x+7y+12(2x+y+3)(x+y+4) 3x2−y2−2xy+14x+6y−5(x−y+5)(3x+y−1) 6x2+y2+5xy+14x+5y+4(2x+y+4)(3x+y+1) 12x2−y2−xy−11x+6y−5(3x−y+1)(4x+y−5) 2x2+6y2+7xy+5x+7y−3(2x+3y−1)(x+2y+3) 3x2+12y2+13xy−x+7y−10(3x+4y+5)(x+3y−2) 6x2−20y2−7xy−4x−13y−2(2x−5y−2)(3x+4y+1) 12x2−3y2−5xy−5x+7y−2(4x−3y+1)(3x+y−2) 12x2+6y2+22xy+54x+39y+54(2x+3y+6)(6x+2y+9) 24x2+18y2−48xy−2x+19y−12(4x−2y−3)(6x−9y+4)