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Slope of Secant Lines
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Expression 3: "a" equals 0.5
a
=
0
.
5
negative 10
−
1
0
10
1
0
3
Expression 4: "h" equals 2
h
=
2
negative 10
−
1
0
10
1
0
4
Expression 5: "m" equals StartFraction, "f" left parenthesis, "a" plus "h" , right parenthesis minus "f" left parenthesis, "a" , right parenthesis Over "h" , EndFraction equals 0.5
m
=
f
a
+
h
−
f
a
h
equals
=
0.5
0
.
5
5
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formulas
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P
Q
a
a+h
"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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