Question

Calculus Sequence Help!! What is the general term for the sequence 1,2,1,2,1...

Answer 1

\[\frac{3}{2} \color{Red}{-} \frac{1}{2},~~\frac{3}{2} \color{red}{+} \frac{1}{2},~~\frac{3}{2} \color{Red}{-} \frac{1}{2},~~\frac{3}{2} \color{red}{+} \frac{1}{2},~\cdots \]

can you write the generall term of this sequence ?