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设函数满足 ,且,则( )
A.95 B.97 C.105 D.192
A.95 B.97 C.105 D.192
设函数满足(n∈N *)且f (1) = 2,则f (20)为( )
设函数f(x)满足(n∈N*)且f(1)=2,则f(20)为
A.95
B.97
C.105
D.192