Ts Eamcet
Functions
TS EAMCET 2020 (Online) 11th September Evening Shift
MCQ+1 / -02020
The number of bijective functions $f: \mathbf{Z} \rightarrow \mathbf{Z}$ such that $f(x+y)=f(x)+f(y) \forall x, y \in \mathbf{Z}$, is
Ts Eamcet
TS EAMCET 2020 (Online) 11th September Evening Shift
The number of bijective functions $f: \mathbf{Z} \rightarrow \mathbf{Z}$ such that $f(x+y)=f(x)+f(y) \forall x, y \in \mathbf{Z}$, is