Casio fx-260 User Manual

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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
x 1 
10
100
x 230.2585092
x 1
10
100
For sinh and tanh,errors
are cumulative and ac-
curacy is affected at a
certain point when x=0.
x 5 
10
99
1 x  5  10
99
sinx
cosx
tanx
sin
–1
x
cos
–1
x
x 1
(DEG) x910
9
(RAD) x510
7
 rad
(GRA) x110
10
grad
However, for tan x:
x≠ 90(2n1):DEG
x≠ 2·(2n1):RAD
x≠ 100(2n1):GRA
Functions Input Range

Casio fx-260 Specifications

General

Type	Scientific
Display	10-digit LCD
Power Source	Solar
Approved for Exams	Yes, permitted for use on SAT, ACT, and AP exams
Battery Life	N/A (Solar-powered)