Function Calculations; Sexagesimal ↔ Decimal Conversion; Trigonometric/Inverse Trigonometric Functions - Citizen SRP-145T User Manual

• When the [SHIFT] [X M] keys are pressed after the [MR] key, the
displayed number is exchanged with the contents of the memory.

Function Calculations

Notes:
• This calculator computes π = 3.141592654 and e = 2.718281829.
In some scientific functions, the display disappears momentarily
•
while the calculator processes complicated formulas. Do not enter
numbers or press function keys while this occurs.
Sexagesimal ↔ Decimal Conversion
The [SHIFT] [
degrees, minutes and seconds to decimal notation. Pressing [SHIFT]
[ ] converts a decimal notation back to a sexagesimal notation.
' "
o
Example: 14°25'36" = 14.42666667°
Press
[1] [4] [•] [2]
[5] [3] [6]
[SHIFT]
[ o
' "

Trigonometric/Inverse Trigonometric Functions

Example: 2 • sin 45° x cos65° = 0.597672477
Press
[ON/C]
[2]
[x]
[4] [5]
[sin]
[x]
[6] [5]
[cos]
] key converts a sexagesimal figure expressed in
' "
o
2F
]
Display
DEG
14.2536
DEG
DEG
14.42666667
Display
DEG
0.
DEG
2.
DEG
2.
DEG
45.
DEG
0.707106781
DEG
1.414213562
DEG
65.
DEG
0.422618262
-
E12-
Comment
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Comment
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operate by
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operate by
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