HP 12C Solutions Handbook

159
Calculations of List and Net Prices with Discounts
• L = List price.
• N = Net price.
• D = Discount(%).
•
•
•
Statistics
Exponential Curve Fit
• y = Ae
Bx
•
•
• = -Ae
Bx
Logarithmic Curve Fit
• y = A + B(ln x)
D' 1
D
100
----------
–=
L
N
D'
1
D'
2
SSDDF××
--------------------------------------------------=
... D’
x
D
x
1
N
LD
1
D
2
× DD× D
X1–
×()
--------------------------------------------------------------
–


=
...
B
Σ x
i
y
i
1
n
--- Σ x
i
() Σ lny
i
()–ln
Σ x
i
2
1
n
---
Σ x
i
()
2
–
------------------------------------------------------------=
A
Σ y
i
ln
n
------------- B
Σ x
i
n
--------–exp=

HP 12C Specifications

General

Type	Financial Calculator
Display	LCD, 10 digits
Manufacturer	Hewlett-Packard
Programming	Keystroke
Memory	20 memory registers
Functions	statistical functions
Dimensions	12.7 x 7.87 x 1.52 cm (5 x 3.1 x 0.6 in)