0
DEG
sin
cos
tan
π
INV
sin⁻¹
cos⁻¹
tan⁻¹
e
√x
x²
xʸ
log
ln
1/x
n!
|x|
log₂
∛x
C
CE
%
÷
7
8
9
×
4
5
6
−
1
2
3
+
+/−
0
.
=