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Proof: 2 ( X-Y ) = 3 ( AC-AB )
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Expression 16: "y" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis
y
=
m
2
x
−
C
1
16
Expression 17: "m" Subscript, 2 , Baseline left parenthesis, "A" Subscript, 1 , Baseline minus "C" Subscript, 1 , Baseline , right parenthesis tilde "m" Subscript, 1 , Baseline "A" Subscript, 1 , Baseline
m
2
A
1
−
C
1
~
m
1
A
1
17
Expression 18: "A" Subscript, 2 , Baseline equals "m" Subscript, 1 , Baseline "A" Subscript, 1 , Baseline
A
2
=
m
1
A
1
equals
=
8.4 0 7 9 7 9 4 2 8 7 7
8
.
4
0
7
9
7
9
4
2
8
7
7
18
Expression 19: "B" Subscript, 1 , Baseline equals StartRoot, 0 , EndRoot
B
1
=
0
equals
=
0
0
19
Expression 20: "B" Subscript, 2 , Baseline equals StartRoot, 0 , EndRoot
B
2
=
0
equals
=
0
0
20
Expression 21: "C" Subscript, 1 , Baseline equals 10
C
1
=
1
0
1
1
10
1
0
21
Expression 22: "C" Subscript, 2 , Baseline equals "B" Subscript, 2 , Baseline
C
2
=
B
2
equals
=
0
0
22
Expression 23: "y" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis
y
=
m
2
x
−
C
1
23
Expression 24: "y" equals StartFraction, negative 1 Over "m" Subscript, 2 , Baseline , EndFraction left parenthesis, "x" minus "B" Subscript, 1 , Baseline , right parenthesis
y
=
−
1
m
2
x
−
B
1
24
Expression 25: "m" Subscript, 2 , Baseline left parenthesis, "E" Subscript, 1 , Baseline minus "C" Subscript, 1 , Baseline , right parenthesis tilde StartFraction, negative 1 Over "m" Subscript, 2 , Baseline , EndFraction left parenthesis, "E" Subscript, 1 , Baseline minus "B" Subscript, 1 , Baseline , right parenthesis
m
2
E
1
−
C
1
~
−
1
m
2
E
1
−
B
1
25
Expression 26: "E" Subscript, 2 , Baseline equals "m" Subscript, 2 , Baseline left parenthesis, "E" Subscript, 1 , Baseline minus "C" Subscript, 1 , Baseline , right parenthesis
E
2
=
m
2
E
1
−
C
1
equals
=
4.8 7 1 8 5 0 3 2 3 9 3
4
.
8
7
1
8
5
0
3
2
3
9
3
26
Expression 27: "y" equals "m" Subscript, 1 , Baseline "x"
y
=
m
1
x
27
Expression 28: "y" equals StartFraction, negative 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis
y
=
−
1
m
1
x
−
C
1
28
Expression 29: "m" Subscript, 1 , Baseline "F" Subscript, 1 , Baseline tilde StartFraction, negative 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "F" Subscript, 1 , Baseline minus "C" Subscript, 1 , Baseline , right parenthesis
m
1
F
1
~
−
1
m
1
F
1
−
C
1
29
Expression 30: "F" Subscript, 2 , Baseline equals "m" Subscript, 1 , Baseline "F" Subscript, 1 , Baseline
F
2
=
m
1
F
1
equals
=
3.4 0 9 9 9 1 8 0 0 3 1
3
.
4
0
9
9
9
1
8
0
0
3
1
30
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Points
Points
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35
44
powered by
powered by
A
B
C
E
F
Y
X
"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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