Texas Instruments BA II PLUS User Manual
Page 13
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 “
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