DEG
F-E
MC
MR
M+
M-
MS
◿
Trigonometry
ƒ
Function
2
nd
π
e
C
⌫
X
2
1
/
X
|X|
exp
mod
√
X
(
)
n!
÷
x
y
7
8
9
×
10
x
4
5
6
−
log
1
2
3
+
ln
+
/
−
0
.
=