45
Function Calculations 2 - 3
kk
kk
k Trigonometric and Inverse Trigonometric Functions
•Be sure to set the angle unit before performing trigonometric function and
inverse trigonometric function calculations.
•Be sure to specify “Comp” for Calculation/binary, octal, decimal, hexadecimal
mode.
Example Operation Display
sin 63$ = 0.8910065242 !Zcccc
1(Deg)J
s63w 0.8910065242
cos (
#
rad) = 0.5 !Zcccc
3
2(Rad)J
c(!7/d)w 0.5
tan (– 35gra) =
– 0.6128007881 !Zcccc
3(Gra)J
t-35w –0.6128007881
2
•
sin 45$ ! cos 65$
= 0.5976724775 !Zcccc
1(Deg)J
2*s45*c65w*
1
0.5976724775
cosec 30$ =
1
= 2 1/s30w 2
sin30$
sin
-1
0.5 = 30$
(x when sinx = 0.5) !S0.5*
2
w
30
*
1
* can be omitted.
*
2
Input of leading zero is not necessary.
P.5
#
(90$ = ––– radians = 100 grads)
2
P.5