人教版九年级上册数学《全册教学设计教案》免费下载16
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目 录

第二十一章 二次根式

21.1二次根式............................................................................................................1

21.2二次根式的乘除(第1课时).................................................................................3

21.2二次根式的乘除(第2课时).................................................................................5

21.2二次根式的加减(第1课时).................................................................................7

21.2二次根式的加减(第2课时).................................................................................9

小结........................................................................................................................11

第二十二章 一元二次方程

22.1 一元二次方程...................................................................................................13

22.2.1配方法(第1课时) .............................................................................................15

22.2.1配方法(第2课时) .............................................................................................17

22.2.1公式法............................................................................................................19

22.2.3因式分解法......................................................................................................21

22.2.4 一元二次方程的根与系数关系..............................................................................23

22.3 实际问题与一元二次方程(第1课时)..................................................................25

22.3 实际问题与一元二次方程(第2课时)..................................................................27

小结........................................................................................................................29

第二十三章 旋转

23.1 图形的旋转(1)...................................................................................................33

23.1 图形的旋转(2)...................................................................................................36

23.1 图形的旋转(3)...................................................................................................39

23.2.1中心对称(1)......................................................................................................42

23.2.1中心对称(2)......................................................................................................45

23.2.1中心对称(3)......................................................................................................48

22.2 中心对称图形,关于原点对称的点的坐标...............................................................51

23.3 课题学习 图案设计.............................................................................................55

小结........................................................................................................................57