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2022年整式概念练习题 .pdf

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1、21 整式班级学号姓名分数一判断题(1)31x是关于 x 的一次两项式()(2)3 不是单项式()(3)单项式 xy 的系数是0()(4)x3y3是 6 次多项式()(5)多项式是整式()二、选择题1在下列代数式：21ab，2ba，ab2+b+1，x3+y2，x3+x23 中，多项式有（）A2 个B 3个C4 个D5 个2多项式 23m2n2是（）A二次二项式B三次二项式C四次二项式D 五次二项式3下列说法正确的是（）A3 x22x+5 的项是 3x2，2x，5 B3x3y与 2 x22xy5 都是多项式C多项式 2x2+4xy 的次数是D一个多项式的次数是6，则这个多项式中只有一项的次数是

2、6 4下列说法正确的是（）A整式 abc没有系数B2x+3y+4z不是整式C 2 不是整式D整式 2x+1 是一次二项式5下列代数式中，不是整式的是（）A、23xB、745baC、xa523D、2005 6下列多项式中，是二次多项式的是（）A、132xB、23xC、3xy1 D、253x7x 减去 y 的平方的差，用代数式表示正确的是（）A、2)(yx B、22yxC、yx2D、2yx8某同学爬一楼梯，从楼下爬到楼顶后立刻返回楼下。已知该楼梯长S 米，同学上楼速度是a米/分,下楼速度是 b 米/分,则他的平均速度是（）米/分。A、2baB、basC、bsasD、bsass29下列单项式次数为3

3、的是()A.3abc B.234 C.41x3y D.52x10下列代数式中整式有()x1，2x+y，31a2b，yx，xy45，0.5，aA.4 个B.5 个C.6 个D.7 个11下列整式中，单项式是()A.3a+1 B.2xyC.0.1 D.21x12下列各项式中，次数不是3 的是()Axyz1 B x2 y1 Cx2yxy2Dx3x2x1 13下列说法正确的是()Ax(xa)是单项式B12x不是整式C0 是单项式D单项式31x2y 的系数是3114在多项式x3xy2 25中，最高次项是()Ax3 Bx3，xy2C x3，xy2D2515在代数式yyynxyx1),12(31,8)1(

4、7,4322中，多项式的个数是()A1 B2 C 3 D4 16单项式232xy的系数与次数分别是()A 3，3 B21，3 C23，2 D23，3 17下列说法正确的是()Ax 的指数是0 Bx 的系数是0 C 10 是一次单项式D 10 是单项式18已知：32yxm与nxy5是同类项，则代数式nm2的值是()A、6B、5C、2D、519系数为21且只含有x、y 的二次单项式，可以写出()文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7

5、H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X

6、6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:C

7、D9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 H

8、U7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV

9、5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码

10、:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8

11、 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2A1 个B2 个C3 个D4 个20多项式212xy的次数是（）A、1B、2C、1D、2 三填空题1当 a1 时，34a；2单项式：3234yx的系数是，次数是；3多项式：yyxxyx3223534是次项式；4220053xy 是次单项式；5yx342的一次项系数是，常数项是；6_和_统称整式.7单项式21xy2z 是_次单项式.8多项式 a221ab2b2有_项，其中21ab2的次数是.9整式21，3x y2,23x2y,a,x+21y,522a,x+1 中单项式

12、有，多项式有10 x+2xy+y 是次多项式.11比 m 的一半还少 4 的数是；12b 的311倍的相反数是；13设某数为 x，10 减去某数的 2 倍的差是；14n 是整数，用含 n 的代数式表示两个连续奇数；1542234263yyxyxx的次数是；16当 x2，y1 时，代数式|xxy的值是；文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C

13、2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5

14、A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H

15、10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H

16、4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7

17、L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G

18、2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H

19、8H4C2A3 ZV5X6E7L5A217当 t时，31tt的值等于 1；18当 y时，代数式 3y2 与43y的值相等；1923ab的系数是，次数是次20把代数式 2a2b2c 和 a3b2的相同点填在横线上：（1）都是式；（2）都是次21 多项式 x3y22xy243xy9是_次_项式，其中最高次项的系数是，二次项是，常数项是22.若2313mx y z与2343x y z 是同类项,则 m=.23在 x2，21(xy)，1，3 中，单项式是，多项式是，整式是24单项式7532cab的系数是 _，次数是 _ 25多项式 x2yxyxy253中的三次项是 _ 26当 a=_ 时，整式 x2a

20、1 是单项式27多项式 xy1 是_次_ 项式28当 x3 时，多项式 x3x21 的值等于 _ 29如果整式(m2n)x2ym+n-5是关于 x 和 y 的五次单项式，则m+n 30一个 n 次多项式，它的任何一项的次数都_ 31系数是 3，且只含有字母x 和 y 的四次单项式共有个，分别是32 组成多项式 1x2xyy2xy3的单项式分别是文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码

21、:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8

22、 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3

23、ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档

24、编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2

25、O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A

26、3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2

27、文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2四、列代数式1 5 除以 a 的商加上323的和；2m 与 n 的平方和；3x 与 y 的和的倒数；4x 与 y 的差的平方除以a与 b 的和，商是多少。五、求代数式的值1当 x2 时，求代数式132xx的值。文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 Z

28、V5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编

29、码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O

30、8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3

31、 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文

32、档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A

33、2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2

34、A3 ZV5X6E7L5A22当21a，3b时，求代数式|ab的值。3当31x时，求代数式xx122的值。4当 x2，y3 时，求2231212yxyx的值。5若0)2(|4|2xyx，求代数式222yxyx的值。文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3

35、 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文

36、档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A

37、2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2

38、A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A

39、2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H1

40、0A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2六、计算下列各多项式的值：1x5y3 4x2y4x

41、5，其中 x 1，y 2；2x3x1x2，其中 x 3；35xy8x2y21，其中 x21，y4；文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:

42、CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8

43、HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 Z

44、V5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编

45、码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O

46、8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3

47、 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2七、解答题1若21|2x 1|31|y4|0，试求多项式1xyx2y 的值2已知 ABCD 是长方形，以 DC 为直径的圆弧与 AB只有一个交点，且AD=a。（1）用

48、含 a的代数式表示阴影部分面积；（2）当 a10cm时，求阴影部分面积（取 3.14，保留两个有效数字）文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档

49、编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2

50、O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A3 ZV5X6E7L5A2文档编码:CD9G2H10A2O8 HU7H8H4C2A

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