F1

y=

F2

window

F3

zoom

F4

trace

F5

graph

2nd

quit

mode

ins

del

A-LOCK

alpha

link

x,t,θ,n

list

stat

test A

math

angle B

apps

draw C

prgm

distr D

vars

mem

clear

matrix E

x⁻¹

sin⁻¹ F

sin

cos⁻¹ G

cos

tan⁻¹ H

tan

π I

^

√ J

x²

e K

,

{ L

(

} M

)

e N

÷

10ˣ O

log

u P

7

v Q

8

w R

9

[ S

×

eˣ T

ln

L₄ U

4

L₅ V

5

L₆ W

6

] X

−

rcl Y

sto→

L₁ Z

1

L₂ θ

2

L₃ θ

3

mem

+

off

on

catalog

0

:

.

ans

(-)

entry

enter