Operation Manual

© 1999 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-30X ÙS: A Guide For Teachers
92
Common Logarithm,
Natural Logarithm
A B
Find log 23 rounded to 4 decimal
places. Then find ln 23 rounded to 4
decimal places and return to
Floating Decimal notation.
Press Display
A 23 E
<
log (23)
'
1.361727836
DEG
%
©
F 0 1 2 3 4 5 6 7 8 9
-
DEG
4
log (23)
'
1.3617
FIX DEG
B 23 E
<
ln (23)
'
3.1355
FIX DEG
%
©
8
ln (23)
'
3.135494216
DEG