因式分解分组分解法的练习题目.docx

(1) 2x + 2m + cx + am(2) x1 -xy + a1x-a1y(3)7m2 -3n + mn-2m03x+064y+ x + 2y(5) 1 Omx 1 2zx+ 5my- 6ny/八 3 > 39 q厂 +' y+ x- + y x5 y 2 丁 3xy ÷ 3(6)3m2 -3 + 72y+ 7y(8) ab1 - c,b1 -16t73 +16c'(5)q2 +6ab+9h2 -6x2y2 13m4 -13m + t?2 -1(x+y)3-y c ( +1) + 2q(q +1) + q +1(1 - q2 * _ 4ab nr (m +1)3 -n2 (m +1)Wax2 +ay2 _2axy-ab1/ 一6孙+ 9y2-4x+12y(5) (cx + hy + cy - bxf(3)9«2+1&z + 9-Z?2-4Z?2-4(6)/ +a2b +Z?4(8) (x2 +y2 -6z2)2 -4x2>,2(2) nV(7?2 + z?)2 -n2(n- )2W4m2n2 - (in1 +/ -2(3) ak(x2 + 2)+x>,(2 +Z?2)(7)(x2 -2mxf +(m2 -n2J2 -2mxj-n2n2(8) (in - 2h)4 -2nr 8/ +8m÷l(1)x4-273+1(l)+64(2) 4 -fJx + 1(3)x4 ÷x 1 8 3x' ÷ 7x- - 4 y5 1 iy3 + y(l)r32 +xy2 ÷3()y2 3 + 6%2 +1 lx + 6(5) x4 + 2x3 + 6x2 +1 Ox + 5(4)x3 -3x + 2(6) x4 4x + 35 + q + i5c +5。- 4q2 -4qZ?+32 -2hc-c(6)/ +3q + 50