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高一数学指数函数教学案(1)
2025-09-30 19:39:28 责编:小OO
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     指数函数学案(1)

班级            学号            姓名            组别          

课前预习

1.下列函数中:①;②;③;④⑤; 订正:

指数函数的个数是              。                                                 

2.方程3x-1=的解是               。                  

4.函数的值域为             。                                        

课堂巩固

1.指数函数y=f(x)的图像经过点(2,4),那么f(-1)·f(3)=         。                   

2.函数的定义域是          .

3.下图是指数函数的图像,则a,b,c,d与1的大小关系为          .                     

4.比较下列各组数的大小,并按从小到大的顺序排列:                                   

(1)    (2)   (3)                           

                                                                                     

                                                                                 

                                                                                  

 5.解方程:

(1)                  (2)                          

                                                                                   

订正:                                                                                

                                                                                 

                                                                                

                  (3)                 (4)

                                                                               

                                                                              

                                                                               

                                                                               

                    6.求下列不等式的解集:

                   (1)                 (2)

                                                                                   

                                                                                 

                                                                                    

                                                                              

                   (3)                (4). 

                                                                                 

                                                                                   

                                                                                  

                                                                                   

                   7.已知偶函数定义在上,且时,

                    。

                   (1)求时,的解析式;

                   (2)画出此函数图象,并写出函数的单调区间。

                                                                                                                                           

                                                                                      

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