HP 0012C-90001, User Manual

Page: 85 / 213

Section 7: Section 7: Section 7: Section 7: Ma Ma Ma Mathematics and Number thematics and Number thematics and Number thematics and Number----Alteration Functions Alteration Functions Alteration Functions Alteration Functions 85 85 85 85
File name: HP 12c+_user's guide_English_E_HDP0F12AE03_062608 - Modified.doc Page: 85 of 213
Printed Date: 2021/6/16 Dimension: 14.8 cm x 21 cm
The Power Function The Power Function The Power Function The Power Function
Pressing
q
calculates a power of a number — that is, y
x
. Like the arithmetic
function
+
,
q
requires two numbers:
1. Key in the base number (which is designated by the
y
on the key).
2. Press
\
to separate the second number (the exponent) from the first (the
base).
3. Key in the exponent (which is designated by the
x
on the key).
4. Press
q
to calculate the power.
To Calculate
To Calculate To Calculate
To Calculate Keystrokes
Keystrokes Keystrokes
Keystrokes Display
Display Display
Display
2
1.4
2
\
1.4
q
2.64
2 –1.4 2
\
1.4
Þq
0.38
(–2) 3 2 Þ\ 3 q –8.00
3
2
or 2 1/3
2
\
3
yq 1.26