Casio FX-9750G plus User Manual page 73

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