2024年九年级中考数学一轮复习——因式分解专项练习

因式分解专题练习 1.3x2-2x+3 7.x2-4x-12 2.（x2+1-4x2 8.(a2-4a)-8a2-4a+6j 3.x‘-4(实数范围内) 9.x2+29y-3y2 4.x2-9-63-x 10.2a3-12a2b+18ab2 11.(x2-x)2-8x2+8x+12 5.3x-12x 6.6xy2-9x2y-y 12.(x2+x-8x2+x+12 试卷第1页，共1页 13.m2+4m-12 19.4x2y-9y 14.x4-3x2-4 20.x2-y2-6y-9 15.x2-2x-8 21.(a+3)(a-7)+21 16.-a+16 22.(m-n)(x-y)+(m-n)(x+y) 17.-3a2x2+24a2x-48a2 23.ma-3)+2a-3 18.(a2+a+4a2+a-12 24.a'b-ab 试卷第2页，共4页 25.16x2-y 31.xy+3y 32.ax2-4a 26.a(x-y)+b(y-x) 33.8a3b-12abc 27.12xyz-9x2y2 34.9x2-a2+2a-1 28.(a+b)2-12(a+b1+36 35.2(x-y-0y-x2 29.2x(x+y）-6y(x+y) 36.-3ma2+12ma-12m 30.(5m+n)2-(m-5n)月 试卷第1页，共1页 37.x(x-y]+y(y-x) 38.5a2b-10ab2+5b 39.3m2-6m 40.ax'-2axy +ay 41.am-an at 42.2a2-12a+18 试卷第2页，共4页1.3x-x- 25.(4x+yj(4x-y 2.(x-12(x+12 26.(x-j川a-bj 3.(x2+2x-2)x+2 27.3xy(4z-3xy 4.(x-3(x+9 28.(a+b-6 5.3xx+2x-2 29.2(x+y)(x-3y) 6.-y3x-y 30.4(3m-2n)(2m+3n) 7.(x+2)川x-6 31.yx+3 8.(a-22(a-6)(a+2 32.ax+2(x-2 9.(x+3y)(x-y) 33.4ab2(2a2-36c: 34.(3x+a-103x-a+1). 10.2a(a-3b)2 35.(x-y月(2-x+y 11.(x-2(x+I0x-3x+2) 12.(x+2(x-1川x+3川x-2) 36.-3ma-22 13.(m-2)(m+6 37.(x-y) 14.(x2+1x+2(x-2 38.5b(a-b)2 39.3m(m-2 15.1.（x+2(x-4 16.(4+a2）(2+a(2-a 40.a(x-y 17.-3a2(x-4 41.a(m-n+t] 18.(a-1(a+2a2+a+6 42.2a-3 19.y2x+3(2x-3 20.(x+y+3川x-y-3 21.a(a-4) 22.2.x(m-n). 23.(a-3)(m+2) 24.ab(a+1)(a-1) 答案第1页，共1页