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2.1 Tangent Lines
Something something tangent lines
For this section, we are going to use a circle:
(
y
−
y
c
)
2
+
(
x
−
x
c
)
2
=
R
2
1
f
(
x
)
=
y
c
+
R
2
−
(
x
−
x
c
)
2
2
R
=
5
0.0 0 1
0
.
0
0
1
5
5
3
x
c
=
0
negative 5
−
5
5
5
4
y
c
=
0
negative 5
−
5
5
5
5
x
0
=
3
"x" Subscript, "c" , Baseline minus "R"
x
c
−
R
"x" Subscript, "c" , Baseline plus "R"
x
c
+
R
6
x
c
,
y
c
,
x
0
,
f
(
x
0
)
Label:
7
m
=
f
(
x
0
)
−
y
c
x
0
−
x
c
"m"
m
equals
=
1.3 3 3 3 3 3 3 3 3 3 3
1
.
3
3
3
3
3
3
3
3
3
3
3
8
y
=
y
c
+
m
(
x
−
x
c
)
9
y
=
f
(
x
0
)
−
1
m
(
x
−
x
0
)
10
11
powered by
powered by
left parenthesis, 0 , 0 , right parenthesis
0
,
0
left parenthesis, 3 , 4 , right parenthesis
3
,
4
"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
+
