整式的乘除100题.doc

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1、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=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)=21.2

2、2.25a3b2÷5(ab)2=23.(x4y+6x3y2-x2y3)÷3x2y=2425.4x4y2÷(-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.=_________36.=

3、_______37.=________38.=_______39.=_______40.=_________41.=_____42.=______43.=_____44.=______45.=46.=47.=48.=49=50.=51.=52.=53.=54.=55.=56.=57.=58.=59．=60．=61=62.=63．=64.=65.=66.=67.=68．=69．=70.=71．=72.=73．74．75．76.=77．=78.=79．=80=81.=82．=83.=84.=85．8687．=88．=89.=90．=91．=92

4、．=93．=93．94．95．96．97．=98．=100．=