PDF《课后作业》

2018/7/4 课后作业 https://paper.

speiyou.com/paper/ips/#!/preview/subject/2/grade/3/id/a7c1aa8cf29b48189938a8c1830bdfec/source/1 1/2 共?11?题,69?分 课后作业 B

1 A

2 C

3 B

4 A

5 6

7 8

9 10 答案见解析 (1) (2)

11 . (1) . (2)

一、选择题

二、填空题

三、解答题 2018/7/4 课后作业 https://paper.speiyou.com/paper/ips/#!/preview/subject/2/grade/3/id/a7c1aa8cf29b48189938a8c1830bdfec/source/1 2/2 证明见解析. (3)