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LM = 1.55909609016
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表达式19: "D" Subscript, 1 , Baseline equals negative "S"
D
1
=
−
S
equals
=
negative 2
−
2
19
表达式20: "D" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline
D
2
=
O
2
equals
=
0
0
20
表达式21: "E" Subscript, 1 , Baseline equals StartFraction, negative "S" Over 2 , EndFraction
E
1
=
−
S
2
equals
=
negative 1
−
1
21
表达式22: "E" Subscript, 2 , Baseline equals negative StartFraction, "S" StartRoot, 3 , EndRoot Over 2 , EndFraction
E
2
=
−
S
3
2
equals
=
negative 1.7 3 2 0 5 0 8 0 7 5 7
−
1
.
7
3
2
0
5
0
8
0
7
5
7
22
表达式23: "F" Subscript, 1 , Baseline equals StartFraction, "S" Over 2 , EndFraction
F
1
=
S
2
equals
=
1
1
23
表达式24: "F" Subscript, 2 , Baseline equals negative StartFraction, "S" StartRoot, 3 , EndRoot Over 2 , EndFraction
F
2
=
−
S
3
2
equals
=
negative 1.7 3 2 0 5 0 8 0 7 5 7
−
1
.
7
3
2
0
5
0
8
0
7
5
7
24
表达式25: "L" Subscript, 1 , Baseline equals "C" Subscript, 1 , Baseline minus "C" Subscript, 2 , Baseline tangent StartFraction, "B" Subscript, "E" "C" , Baseline Over 2 , EndFraction
L
1
=
C
1
−
C
2
t
a
n
B
E
C
2
equals
=
negative 1.4 6 4 1 0 1 6 1 5 1 4
−
1
.
4
6
4
1
0
1
6
1
5
1
4
25
表达式26: "L" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline
L
2
=
O
2
equals
=
0
0
26
表达式27: "M" Subscript, 1 , Baseline equals "C" Subscript, 1 , Baseline plus "R" Subscript, 2 , Baseline
M
1
=
C
1
+
R
2
equals
=
negative 0.2 6 7 9 4 9 1 9 2 4 3 1
−
0
.
2
6
7
9
4
9
1
9
2
4
3
1
27
表达式28: "M" Subscript, 2 , Baseline equals "C" Subscript, 2 , Baseline minus "R" Subscript, 2 , Baseline
M
2
=
C
2
−
R
2
equals
=
1
1
28
Graphs
Graphs
对学生隐藏该文件夹。
29
表达式30: "y" less than 40
y
<
4
0
30
表达式31: left parenthesis, "L" Subscript, 1 , Baseline plus "R" Subscript, 1 , Baseline cos "t" , "L" Subscript, 2 , Baseline plus "R" Subscript, 1 , Baseline sin "t" , right parenthesis
L
1
+
R
1
c
o
s
t
,
L
2
+
R
1
s
i
n
t
0
0
定义域t最小值：
less than or equal to "t" less than or equal to
≤
t
≤
定义域t最大值： 360
3
6
0
31
表达式32: left parenthesis, "M" Subscript, 1 , Baseline plus "R" Subscript, 2 , Baseline cos "t" , "M" Subscript, 2 , Baseline plus "R" Subscript, 2 , Baseline sin "t" , right parenthesis
M
1
+
R
2
c
o
s
t
,
M
2
+
R
2
s
i
n
t
0
0
定义域t最小值：
less than or equal to "t" less than or equal to
≤
t
≤
定义域t最大值： 360
3
6
0
32
表达式33: polygon left parenthesis, "A" , "B" , "E" , "C" , "E" , "B" , "C" , "D" , "E" , "F" , right parenthesis
p
o
l
y
g
o
n
A
,
B
,
E
,
C
,
E
,
B
,
C
,
D
,
E
,
F
33
表达式34: left parenthesis, "M" Subscript, 1 , Baseline plus "R" Subscript, 2 , Baseline cos "t" , "M" Subscript, 2 , Baseline plus "R" Subscript, 2 , Baseline sin "t" , right parenthesis
M
1
+
R
2
c
o
s
t
,
M
2
+
R
2
s
i
n
t
0
0
定义域t最小值：
less than or equal to "t" less than or equal to
≤
t
≤
定义域t最大值： 360
3
6
0
34
表达式35: left parenthesis, "L" Subscript, 1 , Baseline plus "R" Subscript, 1 , Baseline cos "t" , "L" Subscript, 2 , Baseline plus "R" Subscript, 1 , Baseline sin "t" , right parenthesis
L
1
+
R
1
c
o
s
t
,
L
2
+
R
1
s
i
n
t
0
0
定义域t最小值：
less than or equal to "t" less than or equal to
≤
t
≤
定义域t最大值： 360
3
6
0
35
隐藏 标签 "L" , "M"
L
,
M
标签
equals
=
left parenthesis, negative 1.4 6 4 , 0 , right parenthesis
−
1
.
4
6
4
,
0
left parenthesis, negative 0.2 6 7 9 , 1 , right parenthesis
−
0
.
2
6
7
9
,
1
36
Points
Points
对学生隐藏该文件夹。
37
50
技术支持
技术支持
O
A
B
C
D
E
F
L
M
LM = ?
Side = S = AB = 2
"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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