Angle Unit Conversion; Exponential Functions; Logarithmic Functions - Casio FX-100AU PLUS User Manual

-1
Example 2: cosh 1 = 0

Angle Unit Conversion

r g
°, , : These functions specify the angle unit. ° specifies degrees,
g
radians, and grads.
Input a function from the menu that appears when you perform the
following key operation:
Example: π/2 radians = 90°, 50 grads = 45° (Angle unit: Deg)
(π) 2

Exponential Functions

Note that the input method is different depending upon whether you are
using Natural Display or Linear Display.
Example: To calculate e
(MthIO-LineO)
(LineIO)

Logarithmic Functions

Example 1: log 1000 = log 1000 = 3
10
Example 2: To calculate ln 90 (= log
(sinh) 1
-1
(cosh ) 1
(DRG ).
(DRG )
50 (DRG )
5
× 2 to three significant digits (Sci 3)
(SETUP)
( ) 5
( ) 5
1000
90) to three significant digits (Sci 3)
e
(SETUP)
90
31
r
( )
g
( )
(Sci)
2
2
(Sci)
1.175201194
0
r
90
45
2
2.97×10
2
2.97×10
3
0
4.50×10