Texas Instruments TI-30X - IIS Scientific Calculator - Page 91

© 1999 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-30X ÙS: A Guide For Teachers
8
7
Inverse Sine
%

Use this formula to find the angle of
the conveyor belt. Round your
answer to the nearest tenth, and
then return to floating decimal
mode.
SIN x = 13/20
Press Display
%

13 W
20 E <
sin
-1
(13/20)
¹
'
40.54160187
DEG
%
©
" "
F 0 1 2 3 4 5 6 7 8 9
-
DEG
<
sin
-1
(13/20)
¹
'
40.5
FIX DEG
%
©
8
sin
-1
(13/20)
¹
'
40.54160187
DEG