整式的乘除练习题 1. 下列各题的计算,正确的是（ ） A. (a7)2a9 B.a7a2a14 C. 2a23a26a5 D. (0.5)10021012 2. 计算(3a3)2a2的结果是( )． A.9a4 B. 9a4 C.6a4 D. 9a3 3.4x4y3÷(-2xy3)= 4.aman=a2m= 5．(a3)2= 6．a3m-5÷a5-m= 7．x3x4x5= 8.(x4)4= 9.a5a6÷(a5)2÷a= 10.(-a)(-a2)+a3 = 11.= 12.= 13.= 14.= 15.(x5)2+x2x3+(-x2)5= 16.21a8÷7a2= 17.x9y3÷x6y2= 18.28a4b2÷7a3b= 19.(3x2y3+6x2y2)÷3xy2= 20.(5a2b4-25a3)÷(-5b4)= 21. 22.25a3b2÷5(ab)2= 23.(x4y+6x3y2-x2y3)÷3x2y= 24 25.4x4y2÷(-2xy)2=______． 26.(-a2)3÷a3=______．27. ______÷5x2y=5xy2． 28.ym+2n+6=ym+2·__________.29______÷(-5my2z)=-m2y3z4． 30.(16a3-24a2)÷(-8a2)=______．31.32.(-8x4y+12x3y2-4x2y3)÷(4x2y)=_______________．33.=_____________ 35. 37. 39.41.44.47. =_________36 .=________ 38. =_______ =_____42.=______45. = 48. =_______ (3ab)2=_______ =_________ 40.=______43.= 46.= 49=_____ = = 50.53 .56. 59．62.65.68．70.73．76.79．82．= 51. = 54. = 57 .= 60．= 63．= 66.= 52.= 55.= 58. = 61= 64.= 67.= = 72. 75．= 78.= 81.= 84.= = = = = = = 69．= 71． 74．= 77．= 80= 83.= = = = (5ab1)(5ab1) 86 85．87．90．92．93．95．97．100．= 88．= 91．= 93． 94． 96．= 98．= = 89.= = = = 本文来源：https://www.wddqw.com/doc/7573ad44cbaedd3383c4bb4cf7ec4afe05a1b14d.html