How to calculate exp

How to calculate exp?

Take the Casio student calculator as an example:

1. First, turn on the calculator and press the on button in the red box to turn it on.

2. Press the shift key in the red box to invert the ln function (logarithmic function) directly pressed on the calculator to the natural constant e. The exponential function of the bottom is the exp function.

#3. Press the ln key again. At this time, since the shift key has been pressed, it is now the exp function. After pressing the ln key, an e will be displayed on the screen.

#4. Enter the exponent of the exp function to be obtained. If we take exp2 as an example, enter 2, and a 2 will appear on the screen.

#5. Click the = symbol in the red box.

#6. The result of exp2 will be displayed on the screen as 7.3890560989.

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