first calculator
(
)
x!
Fib
sin
cos
tan
ctg
π
sinh
e
cosh
Min
tanh
x
y
sin
-1
10
x
cos
-1
e
x
tan
-1
1/x
ctg
-1
x
2
x
3
2
x
3
x
Max
ctgh
√
sinh
-1
∛
cosh
-1
y
√
tanh
-1
ln
ctgh
-1
log
2
log
10
2
nd
Rand
Rad
C
←
%
÷
7
8
9
×
4
5
6
-
1
2
3
+
0
,
=