Casio fx-115ES - Manual (Page 48)

E-46
Functions Input Range
tan x DEG Same as sin x , except when Ȋ x Ȋ= (2 n –1) ҂90.
RAD Same as sin x , except when Ȋ x Ȋ= (2 n –1) ҂π/2.
GRA Same as sin x , except when Ȋ x Ȋ= (2 n –1) ҂100.
sin– 1 x
0
Ϲ Ȋ x Ȋ Ϲ1
cos– 1 x
tan– 1 x 0
Ϲ Ȋ x Ȋ Ϲ9.999999999҂10 99
sinh x
0
Ϲ Ȋ x Ȋ Ϲ230.2585092
cosh x
sinh– 1 x 0 Ϲ Ȋ x Ȋ Ϲ4.999999999҂10 99
cosh– 1 x 1
Ϲ x Ϲ4.999999999҂10 99
tanh x 0
Ϲ Ȋ x Ȋ Ϲ9.999999999҂10 99
tanh– 1 x 0 Ϲ Ȋ x Ȋ Ϲ9.999999999҂10 –1
log x /ln x 0  x Ϲ9.999999999҂10 99
10 x –9.999999999 ҂10 99 Ϲ x Ϲ 99.99999999
e x –9.999999999 ҂10 99 Ϲ x Ϲ 230.2585092
' x 0 Ϲ x  1 ҂ 10 100
x 2 Ȋ x Ȋ 1҂ 10 50
1/ x Ȋ x Ȋ 1҂ 10 100
; x G 0
3 ' x Ȋ x Ȋ 1҂ 10 100
x ! 0 Ϲ x Ϲ 69 ( x is an integer)
n P r
0
Ϲ n  1҂10 10 , 0
Ϲ r Ϲ n ( n , r are integers)
1 Ϲ { n !/( n – r )!}  1҂10 100
n C r
0
Ϲ n  1҂10 10 , 0
Ϲ r Ϲ n ( n , r are integers)
1 Ϲ n !/ r !  1҂10 100 or 1 Ϲ n !/( n – r )!  1҂10 100
Pol( x , y )
Ȋ x Ȋ, Ȋ y Ȋ Ϲ9.999999999҂10 99
x 2 + y 2 Ϲ9.999999999҂10 99
Rec( r ,
␪)
0
Ϲ r Ϲ9.999999999҂10 99
θ: Same as sin x
Ȋ a Ȋ , b, c  1҂10 100
°’ ” 0 Ϲ b, c
Ȋ x Ȋ1҂10 100
Decimal ↔ Sexagesimal Conversions
0
°0’0”Ϲ Ȋ x Ȋ Ϲ9999999°59’59”
x Œ0: –1҂10 100  y log x 100
^( x
y
)
x ҃0: y Œ0
x 0: y ҃ n , ( m , n are integers)
However: –1
҂10 100  y log
Ȋ x Ȋ100
y Œ0: x G 0, –1 ҂10 100 1/ x log y 100
x'
y
y ҃0: x Œ0
y 0: x ҃2 n ѿ1, ( m G 0; m , n are integers)
However: –1 ҂10 100 1/ x log Ȋ y Ȋ100
a b /c
Total of integer, numerator, and denominator must be 10 digits or
less (including division marks).
m
2 n +1
2 n +1
m