HP 6s, Руководство пользователя

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13
√
2
5. Other functions
Converting minutes and seconds to decimal format
Ø
Press to convert minutes and seconds (sexagesimal figure) to decimal format. When you
enter the sexagesimal figure, enter the degrees to the left of the decimal point, and minutes
and seconds to the right—the first and second digits to the left of decimal point are minutes
and the third and subsequent digits seconds.
IÅ
Press to convert decimal format to sexagesimal format.
14
°
25
′
36
″
14.2536Ø 14.42666667
IÅ 14
°
25
′
36
″
Conversion between angles, radians and grads
IÙ
45
°
= 0.785398163 rad = 50 grad 45IÙ
RAD
0.785398163
IÙ
GRAD
50.
IÙ
DEG
45.
Trigonometric functions
sin (
π
/6 rad) = RAD IPd6=s
RAD
0.5
cos 63
°
52
′
41
″
= DEG 63.5241Ø
DEG
63.87805556
c
DEG
0.440283084
tan (-35 grad) = GRAD 35Ót
GRAD
-0.612800788
2
•
sin 45
°
x cos 65
°
= DEG 2*45s*65c=
DEG
0.597672477
cot 30
°
= 1 /tan 30
°
= DEG 30tÇ
DEG
1.732050808
sec (
π
/3 rad) = cos (
π
/3 rad) RAD IPd3=cÇ
RAD
2.
cosec 30
°
= sin 30
°
30sÇ
DEG
2.
cos
-
RAD 2IÂÓd2=c
RAD
0.760244597
tan –1 0.6104 = DEG .6104IT
DEG
31.39989118
IÅ 31
°
23
′
59.6
″
Press ¯
to switch
between
RAD, DEG
and GRAD
1
1
2
Other functions
DEG
English.PM6 3/3/99, 3:45 PM 13