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DF = 2.0069324298
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運算式 23: "D" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline minus "R" Subscript, 1 , Baseline
D
1
=
M
1
−
R
1
equals
=
negative 1.5
−
1
.
5
23
運算式 24: StartFraction, "D" Subscript, 2 , Baseline Over "D" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , EndFraction equals StartFraction, "C" Subscript, 2 , Baseline Over "C" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , EndFraction
D
2
D
1
−
A
1
=
C
2
C
1
−
A
1
24
運算式 25: "D" Subscript, 2 , Baseline equals StartFraction, "C" Subscript, 2 , Baseline left parenthesis, "D" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , right parenthesis Over "C" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , EndFraction
D
2
=
C
2
D
1
−
A
1
C
1
−
A
1
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
25
運算式 26: "F" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline plus "R" Subscript, 1 , Baseline
F
1
=
M
1
+
R
1
equals
=
0.5
0
.
5
26
運算式 27: StartFraction, "F" Subscript, 2 , Baseline Over "B" Subscript, 1 , Baseline minus "F" Subscript, 1 , Baseline , EndFraction equals StartFraction, "C" Subscript, 2 , Baseline Over "B" Subscript, 1 , Baseline minus "C" Subscript, 1 , Baseline , EndFraction
F
2
B
1
−
F
1
=
C
2
B
1
−
C
1
27
運算式 28: "F" Subscript, 2 , Baseline equals StartFraction, "C" Subscript, 2 , Baseline left parenthesis, "B" Subscript, 1 , Baseline minus "F" Subscript, 1 , Baseline , right parenthesis Over "B" Subscript, 1 , Baseline minus "C" Subscript, 1 , Baseline , EndFraction
F
2
=
C
2
B
1
−
F
1
B
1
−
C
1
equals
=
1.5
1
.
5
28
運算式 29: "M" Subscript, 1 , Baseline equals "E" Subscript, 1 , Baseline plus left parenthesis, "C" Subscript, 2 , Baseline minus "E" Subscript, 2 , Baseline , right parenthesis
M
1
=
E
1
+
C
2
−
E
2
equals
=
negative 0.5
−
0
.
5
29
運算式 30: "M" Subscript, 2 , Baseline equals "E" Subscript, 2 , Baseline minus left parenthesis, "C" Subscript, 1 , Baseline minus "E" Subscript, 1 , Baseline , right parenthesis
M
2
=
E
2
−
C
1
−
E
1
equals
=
1
1
30
Graphs
Graphs
對學生隱藏此資料夾。
31
運算式 32: "y" less than 25
y
<
2
5
32
運算式 33: left parenthesis, "F" Subscript, 1 , Baseline , "F" Subscript, 2 , Baseline minus "t" "F" Subscript, 2 , Baseline , right parenthesis
F
1
,
F
2
−
t
F
2
0
0
定義域 t 最小值:
less than or equal to "t" less than or equal to
≤
t
≤
1
1
定義域 t 最大值:
33
運算式 34: left parenthesis, "D" Subscript, 1 , Baseline , "D" Subscript, 2 , Baseline minus "t" "D" Subscript, 2 , Baseline , right parenthesis
D
1
,
D
2
−
t
D
2
0
0
定義域 t 最小值:
less than or equal to "t" less than or equal to
≤
t
≤
1
1
定義域 t 最大值:
34
運算式 35: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesis
R
c
o
s
t
,
R
s
i
n
t
0
0
定義域 t 最小值:
less than or equal to "t" less than or equal to
≤
t
≤
定義域 t 最大值: 180
1
8
0
35
運算式 36: polygon left parenthesis, "A" , "B" , "F" , "D" , "F" , "C" , right parenthesis
p
o
l
y
g
o
n
A
,
B
,
F
,
D
,
F
,
C
36
運算式 37: left parenthesis, "M" Subscript, 1 , Baseline plus "R" Subscript, 1 , Baseline cos "t" , "M" Subscript, 2 , Baseline plus "R" Subscript, 1 , Baseline sin "t" , right parenthesis
M
1
+
R
1
c
o
s
t
,
M
2
+
R
1
s
i
n
t
0
0
定義域 t 最小值:
less than or equal to "t" less than or equal to
≤
t
≤
定義域 t 最大值: 360
3
6
0
37
運算式 38: left parenthesis, "F" Subscript, 1 , Baseline plus 0.1 5cos 45 , "O" Subscript, 2 , Baseline plus 0.1 5 "t" sin 45 , right parenthesis
F
1
+
0
.
1
5
c
o
s
4
5
,
O
2
+
0
.
1
5
t
s
i
n
4
5
0
0
定義域 t 最小值:
less than or equal to "t" less than or equal to
≤
t
≤
1
1
定義域 t 最大值:
38
運算式 39: left parenthesis, "F" Subscript, 1 , Baseline plus 0.1 5 "t" cos 45 , "O" Subscript, 2 , Baseline plus 0.1 5sin 45 , right parenthesis
F
1
+
0
.
1
5
t
c
o
s
4
5
,
O
2
+
0
.
1
5
s
i
n
4
5
0
0
定義域 t 最小值:
less than or equal to "t" less than or equal to
≤
t
≤
1
1
定義域 t 最大值:
39
運算式 40: left parenthesis, "D" Subscript, 1 , Baseline plus 0.1 5cos 135 , "O" Subscript, 2 , Baseline plus 0.1 5 "t" sin 135 , right parenthesis
D
1
+
0
.
1
5
c
o
s
1
3
5
,
O
2
+
0
.
1
5
t
s
i
n
1
3
5
0
0
定義域 t 最小值:
less than or equal to "t" less than or equal to
≤
t
≤
1
1
定義域 t 最大值:
40
運算式 41: left parenthesis, "D" Subscript, 1 , Baseline plus 0.1 5 "t" cos 135 , "O" Subscript, 2 , Baseline plus 0.1 5sin 135 , right parenthesis
D
1
+
0
.
1
5
t
c
o
s
1
3
5
,
O
2
+
0
.
1
5
s
i
n
1
3
5
0
0
定義域 t 最小值:
less than or equal to "t" less than or equal to
≤
t
≤
1
1
定義域 t 最大值:
41
Points
Points
對學生隱藏此資料夾。
42
55
技術支援
技術支援
O
A
B
C
E
D
F
M
AC = 3
BC = 4
DF = ?
"x"
x
"y"
y
"a" squared
a
2
"a" Superscript, "b" , Baseline
a
b
7
7
8
8
9
9
over
÷
功能
(
(
)
)
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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