Calculation Ranges, Number Of Digits, And Precision - Casio fx-82 User Manual

VERIFY Mode Calculation Examples
To verify log2
To verify 0
To verify 5
25 16 (VERIFY) 1 (=) ! 625 =
Calculation Ranges, Number of Digits,
and Precision
The calculation range, number of digits used for internal calculation, and
calculation precision depend on the type of calculation you are performing.
Calculation Range and Precision
Calculation Range
Number of Digits for Internal
Calculation
Precision
Function Calculation Input Ranges and Precision
Functions
x
sin
x
cos
x
tan
x
–1
sin
x
–1
cos
log3
l 2 )16 (VERIFY) 4 ( )
l 3 )16 (VERIFY) 4 ( )
2
8 8
( )
–
9 9
0 16 (VERIFY) 4 ( )
8 ' 9 ew- 8 ' 9 =
2
= 25 = 625
5 w16 (VERIFY) 1 (=)
| |
x
DEG
0
| |
x
RAD
0
| |
x
GRA
0
| |
x
DEG
0
| |
x
RAD
0
| |
x
GRA
0
DEG
Same as sin
RAD
Same as sin
GRA
Same as sin
| |
x
0 1
log4
l 4 )=
B
B
to ± 9.999999999 × 10
± 1 × 10
–99
15 digits
In general, ± 1 at the 10th digit for a single
calculation. Precision for exponential
display is ± 1 at the least significant digit.
Errors are cumulative in the case of
consecutive calculations.
Input Range
9 × 10
9
157079632.7
1 × 10
10
9 × 10
9
157079632.7
1 × 10
10
, except when |
x
, except when |
x
, except when |
x
E-22
99
or 0
| = (2 –1) × 90.
x n
| = (2 –1) × π /2.
x n
| = (2 –1) × 100.
x n