设函数f(x)=a*2^x-1/1+2^x,(a属于R)是R上的奇函数.(1)求a的值;(2)若k属于R,解不等式log2(1+x)/1-x大于log2(1+x)/k
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/14 01:10:24
![设函数f(x)=a*2^x-1/1+2^x,(a属于R)是R上的奇函数.(1)求a的值;(2)若k属于R,解不等式log2(1+x)/1-x大于log2(1+x)/k](/uploads/image/z/8561040-24-0.jpg?t=%E8%AE%BE%E5%87%BD%E6%95%B0f%EF%BC%88x%EF%BC%89%3Da%2A2%5Ex-1%2F1%2B2%5Ex%2C%EF%BC%88a%E5%B1%9E%E4%BA%8ER%EF%BC%89%E6%98%AFR%E4%B8%8A%E7%9A%84%E5%A5%87%E5%87%BD%E6%95%B0.%EF%BC%881%EF%BC%89%E6%B1%82a%E7%9A%84%E5%80%BC%EF%BC%9B%EF%BC%882%EF%BC%89%E8%8B%A5k%E5%B1%9E%E4%BA%8ER%2C%E8%A7%A3%E4%B8%8D%E7%AD%89%E5%BC%8Flog2%EF%BC%881%2Bx%29%2F1-x%E5%A4%A7%E4%BA%8Elog2%EF%BC%881%2Bx%EF%BC%89%2Fk)
x͑N0_pP`]Ohuc?#d QO&F/J81ӧaWS/D~oɯVX=%;;Wbf˳ )K'WOdz}=EN4F2MiU.w|gb'ȑo(fg~R\a{F5cY~mo{6Rk5 lC/h/v;h}, {^mUiTUAW%BMUQ.
2L9LuA(01$!A:.\qlRYY ]ӹ+(5uLl l(TJtQȚk&!t
设函数f(x)=a*2^x-1/1+2^x,(a属于R)是R上的奇函数.(1)求a的值;(2)若k属于R,解不等式log2(1+x)/1-x大于log2(1+x)/k
设函数f(x)=a*2^x-1/1+2^x,(a属于R)是R上的奇函数.
(1)求a的值;
(2)若k属于R,解不等式log2(1+x)/1-x大于log2(1+x)/k
设函数f(x)=a*2^x-1/1+2^x,(a属于R)是R上的奇函数.(1)求a的值;(2)若k属于R,解不等式log2(1+x)/1-x大于log2(1+x)/k