2o1o226
?
17
2
f(2x+1)=1gx,f(x)()
2x+1=tx&62;o
t&62;1x=2(t-1)
f(t)=1g{2(t-1)}f(x)=1g{2(x-1)}(x&62;1)
3
,
24
5o