Texas Instruments BA-20 Profit Manager User Manual - Page 13

Universal Power, Choosing the Angle Units

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To .69315 Find natural antilogarithm: e Round 2 P 3 to the set decimal format Generate random number* Store seed value Find sine:** sin(11.54°) Find cosine:** cos(120°) Find tangent:** tan(76°) -1 Find arcsine:** sin (.2) -1 Find arccosine:** cos (-.5) -1 Find arctangent:** tan (4) Find hyperbolic sine: sinh(.5) Find hyperbolic cosine: cosh(.5) Find hyperbolic tangent: tanh(.5) -1 Find hyperbolic arcsine: sinh (5) -1 Find hyperbolic arccosine: cosh (5) -1 Find hyperbolic arctangent: tanh (.5) Press .69315 & i Display 2.00 2 6 3 N&o & a D & a 11.54 & d 120 & e 76 & f .2 8 d 0.67 0.86 0.86 0.20 -0.50 4.01 11.54 .5 S 8 e 120.00 4 8f 75.96 .5 & c d .5 & c e .5 & c f 5 &c8d 0.52 1.13 0.46 2.31 5 &c8e 2.29 .5 & c 8 f 0.55 * The random number you generate might be different. ** Angles can be computed in degrees or radians. Examples show angles in degrees. (See "Choosing the Angle Units" on page 5.) Universal Power ; Press ; to raise the displayed positive number to any power (for example, 2-5 or 2(1/3)). Note: Because the reciprocal of an even number (such as, 1/2, 1/4, 1/6) is a complex number, you can only raise a negative number to an integer power or the reciprocal of an odd number. Overview of Calculator Operations 9

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Overview of Calculator Operations
9
*
The random number you generate might be different.
**
Angles can be computed in degrees or radians. Examples show
angles in degrees. (See “
Choosing the Angle Units
” on page 5.)
Universal Power
;
Press
;
to raise the displayed
positive
number to any power (for
example, 2
-5
or 2
(1/3)
).
Note:
Because the reciprocal of an even number (such as, 1/2, 1/4, 1/6) is
a complex number, you can only raise a negative number to an integer
power or the reciprocal of an odd number.
Find natural antilogarithm: e
.69315
.69315
& i
2.00
Round 2
P
3 to the set decimal format
2
6
3
N & o
0.67
Generate random number*
& a
0.86
Store
seed
value
D & a
0.86
Find sine:** sin(11.54°)
11.54
& d
0.20
Find cosine:** cos(120°)
120
& e
-0.50
Find tangent:** tan(76°)
76
& f
4.01
Find arcsine:** sin
-
1
(.2)
.2
8 d
11.54
Find arccosine:** cos
-
1
(-.5)
.5
S 8 e
120.00
Find arctangent:** tan
-
1
(4)
4
8 f
75.96
Find hyperbolic sine: sinh(.5)
.5
& c d
0.52
Find hyperbolic cosine: cosh(.5)
.5
& c e
1.13
Find hyperbolic tangent: tanh(.5)
.5
& c f
0.46
Find hyperbolic arcsine: sinh
-
1
(5)
5
& c 8 d
2.31
Find hyperbolic arccosine: cosh
-
1
(5)
5
& c 8 e
2.29
Find hyperbolic arctangent: tanh
-
1
(.5)
.5
& c 8 f
0.55
To
Press
Display