f(x)满足：
f(-2+x)=f(-2-x),
用x-2代替x,
f(-4+x)=f(-x)=-f(x)(奇偶性)
再用x+4代替x,
f(x)=-f(x+4),
f(x+8)=f[(x+4)+4]=-f(x+4)=f(x),
f(x)周期为8
猜你喜欢
- 1含有地名的四字成语
- 2写出一个系数是—2013,且只含有x,y两个字母的三次单项式( )
- 3The old man looked after sheeps 哪里错了
- 4英语连词成句 english they don,t like i but 急
- 5My mother will take me to the movie if she _________ free this weekend.
- 6选择 Summer Camp(夏令营) needs help _____ foreight students.A.of B.with C.for D.in
- 7高一数学对数函数lg25+2\3lg8+lg5*lg20+(lg2)的平方
- 8when i said some people are stupid i wasn't referring to you.帮我看一下这句的语法.
- 9“他的工作做得越来越好”用英语怎么说
- 10鲁宾逊漂流记读书笔记 好词好句 要四字词语50个