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θ = sin
-1
x
θ = cos
θ = tan
-1
π
-90 ≤ θ ≤ 90
0 ≤ θ ≤ 180
DEG
RAD
-π ≤ θ ≤ π
2
2
GRAD
-100 ≤ θ ≤ 100
0 ≤ θ ≤ 200
{1}
{2}
{3}
(cosh 1.5
[ON/C][{][hyp][co
+
s]1.5
2
sinh 1.5)
[+][hyp][sin]1.5[}]
20.08553692
2
=
[x
][ =]
-1
tanh
[ON/C][2ndF][arc
5/7=
hyp]
0.895879734
[tan][{]5÷7[}]=
ln 20 =
[ON/C][ln]20=
2.995732274
log 50 =
[ON/C][log]50=
1.698970004
3
x
e
[ON/C][2ndF][e
]
20.08553692
3=
{1}
{2}
{3}
1.7
x
10
[ON/C][2ndF]10
1.7[=]
50.11872336
-
1/6+1/7
[ON/C]6[2ndF][x
1
]
0.309523809
-1
[+]7[2ndF][x
][=]
-2
4
x
8
-3
[ON/C]8[y
][+/-
2
x5
=
]2[-]
x
2
3[y
]4[x]5[x
]
-
[=]
2024.984375
3
¼
x
x
[12
]
=
[ON/C]12[y
]3[y
]
4
6.447419591
-1
[2ndF][x
][=]
49-
[ON/C][ ]49[-]4
4
x
4
81
[2ndF][
]81[=]
© Lexibook 2005
4!=
[4x3x2x1]
-1
x
0 ≤ θ ≤ x
P
=
10
3
nPr=n!/(n
-r)!
C
=
{4}
5
2
nCr=n!/r!(
n-r)!
500x25% 500[x]25[%]
120÷400
=?%
500+[500
x
25%]
400-
[400x
30%]
Calcoli in memoria
{4}
{1}
24÷(8x2)=
(8x2)x5=
23+45+78=
+)52-
31+43=
-)64+73-
12=
$1=¥104
¥25,090=$
?
$2,750=¥?
[ON/C]4[2ndF][n!
24
][=]
n!=n.(n-1).(n-
2)...2.1
[ON/C]10[2ndF][
nPr]
720
3[=]
[ON/C]5[nCr]
10
2[=]
125
30
120[÷]400[%]
500[+]25[%]
625
400[-]30%
280
{2}
{3}
M
8[x]2[STO][M]
16
M
1.5
24[÷][RCL][M][
M
80
=]
[RCL][M][x]5[=]
[ON/C][STO][M
0
M
]
146
M
23[+]45[+]78[M
64
+]
M
52[-
125
M
]31[+]43[M+]
85
(A)
64[+]73[-]12
[2ndF][M-]
[RCL][M]
104[STO][Y]
104
241.25
25090[÷][RCL][
286000
Y][=]
2750[x][RCL][Y
][=]
{4}
(1)
(A)
(2)
47
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