HP F2222A#ABA hp 9g_user's manual_manuel de l'utilisateur_EF_HDP1SG181S5.pdf - Page 45
Example 30
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[ 2nd ] [ HYP ] [ cos ] 1.5 [ ][+]2[ ] 13 sinh -1 7 = 2.644120761 [ 2nd ] [ HYP ] [ 2nd ] [ sin -1 ] 7 [ ] Example 30 If x = 5 and y = 30, what are r and ? Ans : r = 30.41381265, = 80.53767779 o [ 2nd ] [ R P ] [ ] 5 [ ALPHA ] [ ] 30 [ ] [ 2nd ] [ R P ] [ ] [ ] 5 [ ALPHA ] [ ] 30 [ ] 14 If r = 25 and = 56 o what are x and y? Ans : x = 13.97982259, y = 20.72593931 E-45
E-45
[ 2nd ] [ HYP ] [ cos ] 1.5
[
] [ + ] 2 [
]
13
sinh
–1
7 = 2.644120761
[ 2nd ] [ HYP ] [ 2nd ] [ sin
–1
]
7 [
]
Example 30
±
If x = 5 and y = 30, what are r and
? Ans : r = 30.41381265,
=
80.53767779
o
[ 2nd ] [ R
P ]
[
] 5 [ ALPHA ] [
] 30
[
]
[ 2nd ] [ R
P ] [
]
[
] 5 [ ALPHA ] [
] 30
[
]
14
If r = 25 and
= 56
o
what are x and y? Ans : x = 13.97982259, y
=
20.72593931