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Quad regression and Ln Regression
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Expression 2: 0.9 7 6 6 "x" squared minus 9.2 6 2 6 "x" plus 39
0
.
9
7
6
6
x
2
−
9
.
2
6
2
6
x
+
3
9
2
Expression 3: 27.7 plus negative 5.1 5 6natural log "x"
2
7
.
7
+
−
5
.
1
5
6
l
n
x
3
4
powered by
powered by
"x"
x
"y"
y
"a" squared
a
2
"a" Superscript, "b" , Baseline
a
b
7
7
8
8
9
9
over
÷
functions
(
(
)
)
less than
<
greater than
>
4
4
5
5
6
6
times
×
| "a" |
|
a
|
,
,
less than or equal to
≤
greater than or equal to
≥
1
1
2
2
3
3
negative
−
A B C
StartRoot, , EndRoot
pi
π
0
0
.
.
equals
=
positive
+
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