User`s guide

E-32
tanx
DEG
Same as sin
x, except when 앚x앚 = (2n−1) ҂ 90.
RAD
Same as sin
x, except when 앚x앚 = (2n−1) ҂ π/2.
GRA
Same as sin
x, except when 앚x앚 = (2n−1) ҂ 100.
sin
–1
x
0  앚x앚  1
cos
–1
x
tan
–1
x 0  앚x앚  9.999999999 ҂ 10
99
sinhx
0  앚x앚  230.2585092
cosh
x
sinh
–1
x 0  앚x앚  4.999999999 ҂ 10
99
cosh
–1
x 1  x  4.999999999 ҂ 10
99
tanhx 0  앚x앚  9.999999999 ҂ 10
99
tanh
–1
x 0  앚x앚  9.999999999 ҂ 10
–1
logx/lnx 0 쏝 x  9.999999999 ҂ 10
99
10
x
–9.999999999 ҂ 10
99
 x  99.99999999
e
x
–9.999999999 ҂ 10
99
 x  230.2585092
'
x
0  x 쏝 1 ҂ 10
100
x
2
앚x앚 쏝 1 ҂ 10
50
x
–1
앚x앚 쏝 1 ҂ 10
100
; x G 0
3
'x
앚x앚 쏝 1 ҂ 10
100
x!0  x  69 (x is an integer)
nPr
0 
n 쏝 1 ҂ 10
10
, 0  r  n (n, r are integers)
1  {n!/(n–r)!} 쏝 1 ҂ 10
100
nCr
0 
n 쏝 1 ҂ 10
10
, 0  r  n (n, r are integers)
1  n!/r! 쏝 1 ҂ 10
100
or 1  n!/(n–r)! 쏝 1 ҂ 10
100
Pol(x, y)
앚x앚, 앚y앚  9.999999999 ҂ 10
99
x
2
+
y
2
 9.999999999 ҂ 10
99
Rec(r, )
0 
r  9.999999999 ҂ 10
99
: Same as sinx
°’ ”
앚a앚, b, c 쏝 1 ҂ 10
100
; 0  b, c
The display seconds value is subject to an error of ±1
at the second decimal place.
앚x앚 쏝 1 ҂ 10
100
Decimal ↔ Sexagesimal Conversions
0°0°0°  앚x앚  9999999°59°
^(
x
y
)
x 쏜 0: –1 ҂ 10
100
쏝 ylogx 쏝 100
x = 0: y 쏜 0
x 쏝 0: y = n,
1
2
n
+1
(n is an integer)
However: –1
҂ 10
100
쏝 ylog앚x앚 쏝 100