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be used for further calculation. See Example 21.
2 - 6
Answer function
• Answer function stores the most recently calculated result. It is retained
even after the power is turned off. Once a numeric value or numeric expres-
sion is entered and [ ENTER ] is pressed, the result is stored by this
function. See Example 22.
(Note) : Even if execution of a calculation results in an error, however,
Answer memory retains its current value.
2 - 7
Logarithms and Antilogarithms
• The calculator can calculate common and natural logarithms and anti-
logarithms using [ LOG], [ LN ], [ 2nd ] [ 10
23.
2 - 8
Fraction calculation
Fraction value display is as follow :
5 /12
Display of
56
5 / 12
Display of 56
∪ ∪ ∪ ∪ ∪
• To enter a mixed number, enter the integer part, press [ A
b
numerator, press [ A
/
c
fraction, enter the numerator, press [ A
Example 24.
• During a fraction calculation, if the figure is reducible, a figure is reduced
to the lowest terms after pressing a function command key
( [ + ], [ – ], [ x ] or [ ÷ ] ) or the [ = ] key. By pressing [ 2nd ] [ A
displayed value will be converted to the improper fraction and vice versa.
See Example 25.
• To convert between a decimal and fractional result, press [ 2nd ]
[ F
D ] and [ ENTER ]. See Example 26.
• Calculations containing both fractions and decimals are calculated in
decimal format. See Example 27.
2 - 9
Angle units conversion
• The angle units (DEG, RAD, GRAD) is set by pressing [ DRG ] to
display the angle menu. The relation among the three angle units is :
180 ° =πrad = 200 grad
Angle conversations ( See Example 28.) :
x
], and [ 2nd ] [ e
5
12
5
12
], and enter the denominator ; To enter an improper
b
/
], and enter the denominator. See
c
E - 11
x
]. See Example
b
/
], enter the
c
b
d
/
/
], the
c
e
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