Texas Instruments TI-30XIIB Owners Manual - Page 37

Hyperbolic, Functions, Inverse

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Hyperbolic Functions Solving problems involving hyperbolic functions uses the exponential (L1 Lips]) capability of your calculator. Hyperbolic Sine (sunh) x > 1/2(e• - e = -fl ; e-,„ 1 Hyperbolic Cosine (cosh) x = 1/2 + e -') = Hyperbolic Tangent (tank) x = - e-' a"-1 Example: tanh 299 = .99495511 Enter 2.99 2 1 1 Press [X] nIn! = Q fro Q [7] Display 299 598 395 44037 394 44037 995 44037 .994955 11 Inverse Hyperbolic Functions sink - + rJCii1) cosh -'1( = 'nix + 1) tantr's - 1/2 inq Example: sinh-' 86 213 = 5.1500018 Enter 86.213 1 Press ED En Jr!.1 LE [T] ranir Display 86.213 7432 6814 7433 6814 86 218799 172 4318 5 1500018 35

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Hyperbolic
Functions
Solving
problems
involving
hyperbolic
functions
uses
the
exponential
(L
1
Lips])
capability
of
your
calculator.
Hyperbolic
Sine
(sunh)
x
>
1/2(e•
-
e
=
-l
f;
e
,„
-
1
Hyperbolic
Cosine
(cosh)
x
=
1/2
+
e
-
')
=
Hyperbolic
Tangent
(tank)
x
=
-
e
-
'
a"-1
Example:
tanh
299
=
.99495511
Enter
Press
Display
2.99
[X]
299
2
598
nI
n!
fro
Q
395
44037
1
=
Q
394
44037
995
44037
1
[7]
.994955
11
Inverse
Hyperbolic
Functions
sink
-
+
rJ
Cii1)
cosh
-
'1(
=
'nix
+
1)
tantr's
-
1/2
inq
Example:
sinh
-
'
86
213
=
5.1500018
Enter
Press
Display
86.213
ED En
86.213
Jr!.1
7432
6814
1
LE
7433
6814
[T]
86
218799
172
4318
ra
nir
5
1500018
35