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Square Root Calculations; Squared Calculations; Inverse X (I/X) Calculation - Brother 862 Operating Instructions Manual

Portable mini calculator
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3.
Square Root Calculations
Exam pl.e 1
:./5~
2. 24
Setting: Decimal switch at "2"
DEPRESS KEY
DISPLAY SHOWS
~
5.
lEI
2. 24 (Answer)
Example 2: ./ 3.
28~
1. 81
Setting: Decimal switch at "2"
DEPRESS KEY
DISPLAY SHOWS
13]1][2][8]
3.
28
rm
1. 81 (Answer)
If you want to confirm floating point value, depress the
~
key, and then the answer (1. 811077) will come out on
the
display.
4.
X
Squared Calculations
Example 1 : 7. 2' - 51. 84 (Al. 4. 9' ~ 24. 01 (B)
Selling: Decimal switch at "2"
DEPRESS
KEY
DISPLAY SHOWS
00[2]
7. 2
I£J
51. 84 Answer to (A)
mOil]
4.9
I£J
24.01 Answer to ( B)
Example
2:
9'x3-243
Selling: Decimal swi tch at
"2"
DEPRESS KEY
DISPLAY SHOWS
IlJ
9.
I£J
81.
0
81.
m
3.
§
243. (Answer)
5.
Inverse
X
(1/ x)
Calculation
Example:
Y.
x
5~
1,
25
Selling: Decimal switch at "2"
DEPRESS KEY
DISPLAY SHOWS
ill
4.
II/xl
O. 25
o
O. 25
~
5.
6
1. 25 (Answer)
5

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