- #1
Mk
- 2,043
- 4
How long does your graphing calculator's batteries last? I think somebody might have switched mine. The calculator won't turn on. Does that mean my backup battery is out? I sure hope I didn't lose all the programs I programmed. That would suck. Well, more than suck.
HOW CAN THERE BE A GOD?!
![Cry :cry: :cry:](/styles/physicsforums/xenforo/smilies/cry.png)