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Casio FX-350ES Appendix page 22

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#056
Σ
(
A = exp
n . Σx
B =
n . Σx
r
=
n . Σx
{
lny – lnA
m
=
B
Bx
n = Ae
#057
Σ
(
A = exp
n . Σx
(
B = exp
r
=
n . Σx
{
lny – lnA
m
=
lnB
x
n = AB
y – B . Σx
ln
n
y – Σx . Σ
ln
Σx
2
(
n . Σx
Σx
2
(
)
y – B . Σx
ln
n
y – Σx . Σ
ln
n . Σx
2
n . Σx
Σx
2
(
)
)
y
ln
2
)
y – Σx . Σ
ln
n . Σ
2
( ln
}{
)
y
ln
Σx
2
(
)
y – Σx . Σ
ln
n . Σ
2
( ln
}{
–21 –
y
ln
Σ
2
y
)
(
ln
)
y
ln
Σ
2
y
)
(
ln
2
y
)
}
2
y
)
}

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