(潍坊专版)2019中考数学复习第1部分第一章数与式第一节实数及其运算要题随堂演练.doc

上传人:orderah291 文档编号:945620 上传时间:2019-03-05 格式:DOC 页数:2 大小:95.50KB
下载 相关 举报
(潍坊专版)2019中考数学复习第1部分第一章数与式第一节实数及其运算要题随堂演练.doc_第1页
第1页 / 共2页
(潍坊专版)2019中考数学复习第1部分第一章数与式第一节实数及其运算要题随堂演练.doc_第2页
第2页 / 共2页
亲,该文档总共2页,全部预览完了,如果喜欢就下载吧!
资源描述

1、1实数及其运算要题随堂演练1(2018烟台中考) 的倒数是( )13A3 B3 C. D13 132(2 018济南中考)4 的算术平方根是( )A2 B2 C2 D. 23(2018淄博中考)与 最接近的整数是( )37A5 B6 C7 D84(2018安徽中考)8 的绝对值是( )A8 B8 C8 D185 (2018金华中考)在 0,1, ,1 这四个数中,最小的数是( )12A0 B1 C D1126(20 18菏泽中考)习近平主席在 2018年新年贺词中指出,“安得广厦千万间,大庇天下寒士俱欢颜!”2017年,340 万贫困人口实现异地 扶贫搬迁,有了温暖的新家,各类棚户区改造开工提

2、前完成 600万套目标任务将 340万用科学记数法表示为( )A0.34 107 B3410 5C3.410 5 D3.410 67(2017烟台中考)如图,若用我们数学课本上采用的科学计算器进行计算,其按键顺序如下:2ndF 64 ( ( ) 3) x2ab/c2则输出结果 应为( )A. B. C. D.12 132 172 2528(2018青岛中考)斑叶兰被列为国家二级保护植物,它的一粒种子重约 0.000 000 5克将 0.000 000 5用科学记数法表示为( )A510 7 B510 7C0.510 6 D510 69(2018青岛中考)计算:2 1 2cos 30 1210(2018通辽中考)2018 年 5月 13日,我国第一艘国产航母出海试航,这标志着我国从此进入“双航母”时代,据估测该航母的满载排水量与辽宁舰相当,约 67 500吨,将 67 500 用科学记数法表示为 211(2 018菏泽中考)计算:1 2 018( )2 | 2|2 sin 60.12 312(2018遂宁中考)计算 :( )1 ( 1) 02 sin 45| 2|.13 8 2参考答案1B 2.A 3.B 4.B 5.D 6.D 7.C 8.B 92 10.6.7510 4311解:原式14(2 )2 32 1.332 3 312解:原式 312 222 24 2 2 26.

展开阅读全文
相关资源
猜你喜欢
  • DIN EN 14246 Berichtigung 1-2007 Gypsum elements for suspended ceilings - Definitions requirements and test methods German version EN 14246 2006 Corrigenda to DIN EN 14246 2006-09 .pdf DIN EN 14246 Berichtigung 1-2007 Gypsum elements for suspended ceilings - Definitions requirements and test methods German version EN 14246 2006 Corrigenda to DIN EN 14246 2006-09 .pdf
  • DIN EN 14246-2006 Gypsum elements for suspended ceilings - Definitions requirements and test methods English version of DIN EN 14246 2006-09《吊顶石膏成分 定义、要求和试验法》.pdf DIN EN 14246-2006 Gypsum elements for suspended ceilings - Definitions requirements and test methods English version of DIN EN 14246 2006-09《吊顶石膏成分 定义、要求和试验法》.pdf
  • DIN EN 1425-2012 Bitumen and bituminous binders - Characterization of perceptible properties German version EN 1425 2012《沥青和沥青粘合剂 感知特性的表征 德文版本EN 1425-2012》.pdf DIN EN 1425-2012 Bitumen and bituminous binders - Characterization of perceptible properties German version EN 1425 2012《沥青和沥青粘合剂 感知特性的表征 德文版本EN 1425-2012》.pdf
  • DIN EN 14250-2010 Timber structures - Product requirements for prefabricated structural members assembled with punched metal plate fasteners German version EN 14250 2010《木结构 装配有穿孔金.pdf DIN EN 14250-2010 Timber structures - Product requirements for prefabricated structural members assembled with punched metal plate fasteners German version EN 14250 2010《木结构 装配有穿孔金.pdf
  • DIN EN 14251-2004 Structural round timber - Test methods German version EN 14251 2003《结构圆木 试验方法》.pdf DIN EN 14251-2004 Structural round timber - Test methods German version EN 14251 2003《结构圆木 试验方法》.pdf
  • DIN EN 14253-2008 Mechanical vibration - Measurement and calculation of occupational exposure to whole-body vibration with reference to health - Practical guidance(includes Amendme.pdf DIN EN 14253-2008 Mechanical vibration - Measurement and calculation of occupational exposure to whole-body vibration with reference to health - Practical guidance(includes Amendme.pdf
  • DIN EN 14254-2004 In vitro diagnostic medical devices - Single-use receptacles for the collection of specimens other than blood from humans German version EN 14254 2004《体外诊断医疗装置 收集.pdf DIN EN 14254-2004 In vitro diagnostic medical devices - Single-use receptacles for the collection of specimens other than blood from humans German version EN 14254 2004《体外诊断医疗装置 收集.pdf
  • DIN EN 14255-1-2005 Measurement and assessment of personal exposures to incoherent optical radiation - Part 1 Ultraviolet radiation emitted by artificial sources in the workplace G.pdf DIN EN 14255-1-2005 Measurement and assessment of personal exposures to incoherent optical radiation - Part 1 Ultraviolet radiation emitted by artificial sources in the workplace G.pdf
  • DIN EN 14255-2-2006 de 4885 Measurement and assessment of personal exposures to incoherent optical radiation - Part 2 Visible and infrared radiation emitted by artificial sources i.pdf DIN EN 14255-2-2006 de 4885 Measurement and assessment of personal exposures to incoherent optical radiation - Part 2 Visible and infrared radiation emitted by artificial sources i.pdf
  • 相关搜索

    当前位置:首页 > 考试资料 > 中学考试

    copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
    备案/许可证编号:苏ICP备17064731号-1