8
Data Entry Keys
<Example>
0 to 9
Operation
2
1.496
8
Display
Decimal point key. Enters a decimal point.
Numeric keys for entering data values.
Pressing this key switches to scientific notation data entry.
Provided the earth is moving around the sun in a circular orbit,
how many kilometers will it travel in a year?
Circumference equals diameter x
π
; therefore,
1
.496 x
1
0
8
x 2 x
π
* The average distance between the earth and the sun being
1
.496 x
1
0
8
km.
Pressing
π
automatically enters the value for
π
(3.
1
4
1
59...).
The constant
π
, used frequently in function calculations, is the ratio of the
circumference of a circle to its diameter
Enters the minus symbol.
The subtraction key
is not used for entering negative numbers.
( EL-W506X/EL-W516X/EL-W506 only)
Summary of Contents for WriteView EL-W531X
Page 1: ...SCIENTIFIC CALCULATOR OPERATION GUIDE SCIENTIFIC CALCULATOR OPERATION GUIDE Write View ...
Page 38: ...37 Example Operation Absolute Value Returns an absolute value Display 3 4 ...
Page 54: ...53 3 100 10 20 3000 0 x x dx Integration calculation x dx ...
Page 70: ...69 a b r ...
Page 75: ... SHARP CORP SEP 13 ...