Solution 32471: Storing and Recalling Operations using the TI-34 MultiView™.
How do I store and recall an operation using the TI-34 MultiView?
The TI-34 MultiView calculator stores two operations, op1 and op2.
To store an operation to op1 and recall it, please follow the example below:
1) Press [2nd] [set op1]. You may have to press [clear] if a previous operation is displayed.
2) Press [x]  [+] .
3) Press [enter] to save the operation to memory.
4) Press [2nd] [quit] to exit screen.
Please Note: [op1] or [op2] recalls and displays the operation on the entry line. The TI-34 MultiView calculator automatically calculates the result (without pressing [enter]).
5) Press  [op1].
The answer is displayed automatically. The screen should display the following:
Please see the TI-34 MultiView guidebook for additional information.