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表达式22: "B" Subscript, 1 , Baseline equals negative "R"
B
1
=
−
R
equals
=
negative 1
−
1
22
表达式23: "B" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline
B
2
=
A
2
equals
=
0.8
0
.
8
23
表达式24: "C" Subscript, 1 , Baseline equals negative "R"
C
1
=
−
R
equals
=
negative 1
−
1
24
表达式25: "C" Subscript, 2 , Baseline equals negative "A" Subscript, 2 , Baseline
C
2
=
−
A
2
equals
=
negative 0.8
−
0
.
8
25
表达式26: "D" Subscript, 1 , Baseline equals "A" Subscript, 1 , Baseline
D
1
=
A
1
equals
=
0.6
0
.
6
26
表达式27: "D" Subscript, 2 , Baseline equals negative "A" Subscript, 2 , Baseline
D
2
=
−
A
2
equals
=
negative 0.8
−
0
.
8
27
表达式28: "L" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline
L
1
=
M
1
equals
=
0.6
0
.
6
28
表达式29: "L" Subscript, 2 , Baseline equals StartFraction, "s" Over 2 , EndFraction
L
2
=
s
2
equals
=
0.1 9 0 8 1 3 1 8 4 5 7 1
0
.
1
9
0
8
1
3
1
8
4
5
7
1
29
表达式30: "M" Subscript, 1 , Baseline equals "A" Subscript, 1 , Baseline
M
1
=
A
1
equals
=
0.6
0
.
6
30
表达式31: "M" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline
M
2
=
O
2
equals
=
0
0
31
表达式32: "N" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline
N
1
=
M
1
equals
=
0.6
0
.
6
32
表达式33: "N" Subscript, 2 , Baseline equals negative StartFraction, "s" Over 2 , EndFraction
N
2
=
−
s
2
equals
=
negative 0.1 9 0 8 1 3 1 8 4 5 7 1
−
0
.
1
9
0
8
1
3
1
8
4
5
7
1
33
表达式34: "T" Subscript, 1 , Baseline equals "L" Subscript, 1 , Baseline plus "s"
T
1
=
L
1
+
s
equals
=
0.9 8 1 6 2 6 3 6 9 1 4 2
0
.
9
8
1
6
2
6
3
6
9
1
4
2
34
表达式35: "T" Subscript, 2 , Baseline equals "L" Subscript, 2 , Baseline
T
2
=
L
2
equals
=
0.1 9 0 8 1 3 1 8 4 5 7 1
0
.
1
9
0
8
1
3
1
8
4
5
7
1
35
表达式36: "P" Subscript, 1 , Baseline equals "T" Subscript, 1 , Baseline
P
1
=
T
1
equals
=
0.9 8 1 6 2 6 3 6 9 1 4 2
0
.
9
8
1
6
2
6
3
6
9
1
4
2
36
表达式37: "P" Subscript, 2 , Baseline equals negative StartFraction, "s" Over 2 , EndFraction
P
2
=
−
s
2
equals
=
negative 0.1 9 0 8 1 3 1 8 4 5 7 1
−
0
.
1
9
0
8
1
3
1
8
4
5
7
1
37
Graphs
Graphs
对学生隐藏该文件夹。
38
表达式39: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesis
R
c
o
s
t
,
R
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
39
表达式40: polygon left parenthesis, "L" , "N" , "P" , "T" , right parenthesis
p
o
l
y
g
o
n
L
,
N
,
P
,
T
40
表达式41: polygon left parenthesis, "A" , "B" , "C" , "D" , right parenthesis
p
o
l
y
g
o
n
A
,
B
,
C
,
D
41
表达式42: polygon left parenthesis, "A" , "B" , "C" , "D" , "N" , "P" , "T" , "L" , "N" , right parenthesis
p
o
l
y
g
o
n
A
,
B
,
C
,
D
,
N
,
P
,
T
,
L
,
N
42
Points
Points
对学生隐藏该文件夹。
43
56
技术支持
技术支持
O
A
B
C
D
L
M
N
P
T
s
S
"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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