Casio FX-260SOLAR - Manual (Page 34)

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kSpecifications
Power Supply :
fx-82SOLAR/fx-260SOLAR : Solar cell
fx-85B/fx-280 : CASIO TWO-WAY POWER System: solar
cell plus one G13 Type (SR44 or LR44)
battery
Battery Life (fx-85B/fx-280) :
Approximately 3 years (1 hour use per day)
on LR44/SR44 battery
Input Ranges :
tan –1 x
sinhx
coshx
tanhx
sinh –1 x
cosh –1 x
ȊxȊ 1 ҂ 10
100
ȊxȊͨ 230.2585092
ȊxȊ 1҂ 10
100
For sinh and tanh,errors
are cumulative and ac-
curacy is affected at a
certain point when x=0.
ȊxȊ 5 ҂ 10 99
1
ͨ x  5 ҂ 10
99
sinx
cosx
tanx
sin –1 x
cos –1 x
ȊxȊͨ 1
(DEG)
ȊxȊ9҂10
9
(RAD)
ȊxȊ5҂10 7 ␲ rad
(GRA)
ȊxȊ1҂10 10 grad
However, for tan x:
ȊxȊ≠ 90(2nѿ1):DEG
ȊxȊ≠ ␲ր2·(2nѿ1):RAD
ȊxȊ≠ 100(2nѿ1):GRA
Functions Input Range