指数与指数函数[1].ppt

文档介绍：指数与指数函数(1)1、化简:______10044?__________)(55??______)4(2???__________)1(66??a________?aa______4341??aa______)(124331??yx_______822121??2、计算:一、课前训练23a?若____________81?a_______32a?则3、-?)()(__________353310625?????aaaa(2)(1)练****02)12()972(71)(2131?????????????三、例题讲解题型一:有关指数幂的运算问题(1)??????????????????baab(2)31???xx若。xxxx的值与求212122????思考:________a,2-af(x)??)a0(,3)(.25恒过定点且函数?????aaxfx,,)(,8,????,y,yy??????????)1()1(12)(.42xaxxxxfx已知______,4)]0([??aaff则若练****