整式的乘除100题.doc

整式的乘除练习题1. 下列各题的计算,正确的是（ ）A. B. C. D. 2. 计算的结果是( )A. B. C. D. 3.4x4y3(-2xy3)= 4.aman=a2m= 5(a3)2= 6a3m-5a5-m= 7x3x4x5= 8.(x4)4= 9.a5a6(a5)2a= 10.(-a)(-a2)+a3 = 11.(x-y)(x+4)= 12.a(a-b)2= 13.(5-x)(x-1)= 14.(3x+7)2=15.(x5)2+x2x3+(-x2)5= 16.21a87a2= 17.x9y3x6y2= 18.28a4b27a3b= 19.(3x2y3+6x2y2)3xy2= 20.(5a2b4-25a3)(-5b4)= 21. 22.25a3b25(ab)2= 23.(x4y+6x3y2-x2y3)3x2y= 24 25.4x4y2(-2xy)2=_26.(-a2)3a3=_27. _5x2y=5xy228.ym+2n+6=ym+2_.29_(-5my2z)=-m2y3z430.(16a3-24a2)(-8a2)=_31.3ab c(a-2ac+3c)=_32.(-8x4y+12x3y2-4x2y3)(4x2y)=_33.(x-3)(y-2) 35. (2x-a)(x+b) =_36 .-(x+1)(x+2)=_ 37. a2(a+3b)(a-3b)=_ 38. =_ 39.2y(a-b-c)=_ 40.(a+b)(a-b-1)=_ 41.(a+3)(a-3)=_42.a(bc+b-4)=_43. (4x+9)(4x-9)=_ 44.(3x-5)2=_45. (x+5)(x-5)= 46.(x-10)(x+3)= 47.(x-10)2= 48.(x+1)(x+3)= 49(2x-1)(2x-5)= 50.3ax(x-2)= 51.x(x+1)= 52.(x-4)(x-a)=53 .(5x-9)(5x+9) = 54. (6x-5)2= 55.(2x+3)2 = 56. (x-3)(x-6) = 57 .(x-3)(2x+1)= 58. 2(6x-1)(x-4) = 59(x+2)(2x-1)= 60 (x+1)(2ax-3)= 61(3x-11)2=62.2(2+x)(2-x)= 63(3x-5)2= 64.(-4x+5)(5x+4)=65.(4x-3)(3x-5)= 66.3(3x+1)(4x+3)= 67.(21x+11)(x-2)=68(9x2+1)(x+2)(x-2)= 692(x-1)(2x+1)=70.(x-1)(y+1)= 71(x-3)(2x-3)= 72.(3x-11)2=732(2-x)(2+x) 74(x-1)(x+1)(x2+1) 75(x+2)(x-y+2)76.(2x-1)(2x-5)= 773x(x-2)= 78.(7x+5)(7x-5)=79(2x-1)(3x-5)= 80(x-1)(x-2)= 81.(3x-8)(4x+3)=82(x-6)(x+5)= 83.2(x-6)(x+2)= 84.4(a-1)(2x+1)=2x2y(-3ax+4y-1)85 868716(x2+2y2)(x-2y)(x+2y)= 88(x-1)(x+2)2= 89.(a-b)(a+c)=90(a+b-c)(a-b+c)= 91(x+2y-z)(x-2y+z)=92(x+1)(x-4)(x+4)(x-2)= 93(x+y-2)(x-y-2)=93(x+3)(x-2)(x+2) 94(a-b)(a+b+c)95(3a-2b+c)(3a+2b-c) 96(a-b+c)