0
sin
cos
tan
ln
log
sin-1
cos-1
tan-1
ex
10x
!
π
e
^
(
)
1x
x2
xy
MC
M+
M-
MR
RAD
C
±
%
÷
7
8
9
×
4
5
6
1
2
3
+
0
.
=