How to use e on the Casio fx-115 Scientific Calculator
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A quick tutorial on how to enter and use the constant e (2.71828...), also known as the natural anti-log or euler's number on the Casio fx-115 ES Plus scientific calculator.
Contents:
0:00 Intro
0:25 Buttons used
1:05 How to get euler's number (e)
1:32 How to get euler's number with an exponent
2:09 How to get negative exponentials
2:45 Using e in larger formulas
3:27 Outro