1、单选题 已知![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_tJUjJ\" src=\"http://www_php168_com/91files/2016062403/0lfdetuwfic.png\" ，且![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_D33hu\" src=\"http://www_php168_com/91files/2016062403/ua5jasmnjh1.png\" ，那么k的值为：_____
A: 4
B: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_J4G58\" src=\"http://www_php168_com/91files/2016062403/vd4irwrydtm.png\"
C: 一4
D: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_PZoV3\" src=\"http://www_php168_com/91files/2016062403/kugvps2jhog.png\"
参考答案: A
本题解释:参考答案:A
题目详解:由![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_l90KO\" src=\"http://www_php168_com/91files/2016062403/cw152enyqbf.png\" ，得：![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_ovvUh\" src=\"http://www_php168_com/91files/2016062403/31jtl4hlvfk.png\" ;则：![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_kF56r\" src=\"http://www_php168_com/91files/2016062403/kj340lthzyx.png\" ,那么![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_b7Q1y\" src=\"http://www_php168_com/91files/2016062403/svpvdvqg0oy.png\" 。所以，选A。考查点:数量关系>数学运算>计算问题之算式计算>算式等式问题
2、单选题 已知![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_UJnAR\" src=\"http://www_php168_com/91files/2016062403/dzocpatfyl4.png\" ，则![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_lHv00\" src=\"http://www_php168_com/91files/2016062403/omrbeo51mse.png\" 的值为：_____
A: 9
B: 8
C: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_Lzw7z\" src=\"http://www_php168_com/91files/2016062403/y10ticzzngu.png\"
D: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_wdBs2\" src=\"http://www_php168_com/91files/2016062403/mno3uqzy2ta.png\"
参考答案: C
本题解释:参考答案:C
题目详解:原式的倒数为![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_WHlvh\" src=\"http://www_php168_com/91files/2016062403/f3pv0xvgiyd.png\" ;则原式=![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_kPrfC\" src=\"http://www_php168_com/91files/2016062403/bzokouxdkgt.png\" 。所以，选C。考查点:数量关系>数学运算>计算问题之算式计算>算式等式问题
3、单选题 已知![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_W63kd\" src=\"http://www_php168_com/91files/2016062403/dm1a4lqfxrp.png\" ，则![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_gF97h\" src=\"http://www_php168_com/91files/2016062403/y4cwpg3ahdn.png\" _____
A: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_KqiYs\" src=\"http://www_php168_com/91files/2016062403/w4bgt5lnxcu.png\"
B: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_H7LgS\" src=\"http://www_php168_com/91files/2016062403/pco1yrocpl4.png\"
C: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_d8Yg8\" src=\"http://www_php168_com/91files/2016062403/qvlfgqxmb5u.png\"
D: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_x8m7N\" src=\"http://www_php168_com/91files/2016062403/kfzcvttkbx3.png\"
参考答案: B
本题解释:参考答案:B
题目详解:由![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_flM6a\" src=\"http://www_php168_com/91files/2016062403/ssqe45yqrjm.png\" 可知：![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_yts5m\" src=\"http://www_php168_com/91files/2016062403/mlhtjf34k0m.png\" =0，![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_eBQ20\" src=\"http://www_php168_com/91files/2016062403/h51rnli13nq.png\" =0,即![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_t7PT7\" src=\"http://www_php168_com/91files/2016062403/njvy2tcq5bt.png\" ，![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_dT8cq\" src=\"http://www_php168_com/91files/2016062403/mydeqbu1njm.png\" ;则原式=![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_E9iMv\" src=\"http://www_php168_com/91files/2016062403/1hmilnqmgly.png\" 所以，选B。考查点:数量关系>数学运算>计算问题之算式计算>算式等式问题
4、单选题 设![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_pZ22v\" src=\"http://www_php168_com/91files/2016062403/jd0kvh0dlyf.png\" ，那么![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_n70YE\" src=\"http://www_php168_com/91files/2016062403/vjp5ca2no0c.png\" 的值是_____。
A: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_Kl4B9\" src=\"http://www_php168_com/91files/2016062403/0yue2qpagrm.png\"
B: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_vZ7D4\" src=\"http://www_php168_com/91files/2016062403/mmusskljl2o.png\"
C: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_B6m03\" src=\"http://www_php168_com/91files/2016062403/fkgh54qpwfm.png\"
D: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_qX1zS\" src=\"http://www_php168_com/91files/2016062403/pgmwgzelgqx.png\"
参考答案: B
本题解释:参考答案:B
题目详解:根据题意，将![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_EhVcC\" src=\"http://www_php168_com/91files/2016062403/zevem5xlvj1.png\" ，![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_gFf23\" src=\"http://www_php168_com/91files/2016062403/z1gkbrv4jqq.png\" 代入，即：![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_XDypf\" src=\"http://www_php168_com/91files/2016062403/3wdvb4md0vo.png\" ;所以，选B。考查点:数量关系>数学运算>计算问题之算式计算>算式等式问题
5、单选题 绝对值为5的数减去10的值为_____
A: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_rcPSh\" src=\"http://www_php168_com/91files/2016062403/5pnniu3lovq.png\" ，![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_dDoNz\" src=\"http://www_php168_com/91files/2016062403/geeci4fi2zs.png\"
B: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_lp0aP\" src=\"http://www_php168_com/91files/2016062403/ghldntl2frx.png\" ，![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_Wnkok\" src=\"http://www_php168_com/91files/2016062403/n0mnq0t2viv.png\"
C: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_EOHEA\" src=\"http://www_php168_com/91files/2016062403/rft002xgjyq.png\" ，15
D: ![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_QyC6y\" src=\"http://www_php168_com/91files/2016062403/hwoyj1jiqfy.png\" ，10
参考答案: A
本题解释:参考答案:A
题目详解:正数的绝对值是它本身，负数的绝对值是它的相反数，所以分为两种情况：当这个数为5时，值为![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_Lp5fb\" src=\"http://www_php168_com/91files/2016062403/izzgjjwwvgj.png\" ;当这个数为-5时，值为![]()
600)makesmallpic(this,600,1800);\' id=\"aimg_u6Jm6\" src=\"http://www_php168_com/91files/2016062403/43fgkfpzzy5.png\" ;所以，选A。考查点:数量关系>数学运算>计算问题之算式计算>算式等式问题
