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TRIGONOMETRIC FUNCTIONS
All
the
trigonometric functions can take two forms of
input, radians
and degrees.
If you just type in a number the CALCULATOR assumes the number is in radians.
To enter degrees, press the degree sign which is on the E key of the input
keyboard.
Function
Operation
Display
SINE
[;;]
60
sin
60
!ENTER ......
I
-0.30481
SINE
[;;]
60
~
sin
60°
!ENTER ......
I
0.866025
COSINE
1~1
60
cos
60
I
ENTER ......
I
-0.952413
COSINE
~
60
~
cos
60°
I
ENTER ......
I
0.5
TANGENT
[;;]
60
tan
60
!ENTER....,.
I
0.32004
TANGENT
[;;]
60
~
tan
60°
!ENTER....,.
I
1.73205
62
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