242 Appendix E: A Detailed Look at
f
Calculate the integral in the expression for
J
4
(1),
0
)
sin
4
cos(
d
First, switch to Program mode and key in a subroutine that evaluates the
function
f(θ)
= cos (4
θ
– sin
θ
).
Keystrokes
Display
|¥
000-
Program mode.
´
CLEAR
M
000-
´
b
0
001–42,21, 0
4
002– 4
*
003– 20
®
004– 34
[
005– 23
-
006– 30
\
007– 24
|n
008– 43 32
Now, switch to Run mode and key the limits of integration into the X- and
Y-registers. Be sure the trigonometric mode is set to Radians, and set the
display format to
i
2. Finally, press
´
f
0 to calculate the integral.
Keystrokes
Display
|¥
Run mode.
0
v
0.0000
Keys lower limit into Y-register.
|
$
3.1416
Keys upper limit into X-register.
|
R
3.1416
Sets the trigonometric mode to
Radians.
´
i
2
3.14 00
Sets display format to
i
2.
´
f
0
7.79 -03
Integral approximated in
i
2.
®
1.45 -03
Uncertainty of
i
2
approximation.
Summary of Contents for HP-15C
Page 1: ...HP 15C Owner s Handbook HP Part Number 00015 90001 Edition 2 4 Sep 2011 ...
Page 17: ...Part l HP 15C Fundamentals ...
Page 64: ......
Page 65: ...Part ll HP 15C Programming ...
Page 118: ...118 ...
