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OX + OY + OZ = 97 / 8
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表达式16: "A" Subscript, 2 , Baseline equals "R" sine theta Subscript, 0 , Baseline
A
2
=
R
s
i
n
θ
0
equals
=
8.0 0 1 5 6 2 9 9 3 2 2
8
.
0
0
1
5
6
2
9
9
3
2
2
16
表达式17: "B" Subscript, 1 , Baseline equals "R" cosine left parenthesis, theta Subscript, 0 , Baseline plus "A" Subscript, "O" "B" , Baseline , right parenthesis
B
1
=
R
c
o
s
θ
0
+
A
O
B
equals
=
negative 4.6 8 8 1 1 5 2 5 0 9 2
−
4
.
6
8
8
1
1
5
2
5
0
9
2
17
表达式18: "B" Subscript, 2 , Baseline equals "R" sine left parenthesis, theta Subscript, 0 , Baseline plus "A" Subscript, "O" "B" , Baseline , right parenthesis
B
2
=
R
s
i
n
θ
0
+
A
O
B
equals
=
negative 6.6 3 6 0 5 3 0 7 3 4 8
−
6
.
6
3
6
0
5
3
0
7
3
4
8
18
表达式19: "C" Subscript, 1 , Baseline equals "R" cosine left parenthesis, theta Subscript, 0 , Baseline plus "A" Subscript, "O" "B" , Baseline plus "B" Subscript, "O" "C" , Baseline , right parenthesis
C
1
=
R
c
o
s
θ
0
+
A
O
B
+
B
O
C
equals
=
8.0 7 6 5 5 0 0 7 7 6 9
8
.
0
7
6
5
5
0
0
7
7
6
9
19
表达式20: "C" Subscript, 2 , Baseline equals "R" sine left parenthesis, theta Subscript, 0 , Baseline plus "A" Subscript, "O" "B" , Baseline plus "B" Subscript, "O" "C" , Baseline , right parenthesis
C
2
=
R
s
i
n
θ
0
+
A
O
B
+
B
O
C
equals
=
negative 0.8 8 5 9 8 1 8 5 2 3 0 1
−
0
.
8
8
5
9
8
1
8
5
2
3
0
1
20
表达式21: "X" Subscript, 1 , Baseline equals StartFraction, "B" Subscript, 1 , Baseline plus "C" Subscript, 1 , Baseline Over 2 , EndFraction
X
1
=
B
1
+
C
1
2
equals
=
1.6 9 4 2 1 7 4 1 3 3 8
1
.
6
9
4
2
1
7
4
1
3
3
8
21
表达式22: "X" Subscript, 2 , Baseline equals StartFraction, "B" Subscript, 2 , Baseline plus "C" Subscript, 2 , Baseline Over 2 , EndFraction
X
2
=
B
2
+
C
2
2
equals
=
negative 3.7 6 1 0 1 7 4 6 2 8 9
−
3
.
7
6
1
0
1
7
4
6
2
8
9
22
表达式23: "Y" Subscript, 1 , Baseline equals StartFraction, "A" Subscript, 1 , Baseline plus "C" Subscript, 1 , Baseline Over 2 , EndFraction
Y
1
=
A
1
+
C
1
2
equals
=
3.3 3 2 8 2 9 3 1 7 0 7
3
.
3
3
2
8
2
9
3
1
7
0
7
23
表达式24: "Y" Subscript, 2 , Baseline equals StartFraction, "A" Subscript, 2 , Baseline plus "C" Subscript, 2 , Baseline Over 2 , EndFraction
Y
2
=
A
2
+
C
2
2
equals
=
3.5 5 7 7 9 0 5 7 0 4 6
3
.
5
5
7
7
9
0
5
7
0
4
6
24
表达式25: "Z" Subscript, 1 , Baseline equals StartFraction, "A" Subscript, 1 , Baseline plus "B" Subscript, 1 , Baseline Over 2 , EndFraction
Z
1
=
A
1
+
B
1
2
equals
=
negative 3.0 4 9 5 0 3 3 4 7 2 3
−
3
.
0
4
9
5
0
3
3
4
7
2
3
25
表达式26: "Z" Subscript, 2 , Baseline equals StartFraction, "A" Subscript, 2 , Baseline plus "B" Subscript, 2 , Baseline Over 2 , EndFraction
Z
2
=
A
2
+
B
2
2
equals
=
0.6 8 2 7 5 4 9 5 9 8 7
0
.
6
8
2
7
5
4
9
5
9
8
7
26
Graphs
Graphs
对学生隐藏该文件夹。
27
表达式28: "y" less than 25
y
<
2
5
28
表达式29: 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
29
表达式30: polygon left parenthesis, "A" , "Z" , "O" , "Z" , "B" , "X" , "O" , "X" , "C" , "Y" , "O" , "Y" , right parenthesis
p
o
l
y
g
o
n
A
,
Z
,
O
,
Z
,
B
,
X
,
O
,
X
,
C
,
Y
,
O
,
Y
30
Points
Points
对学生隐藏该文件夹。
31
53
技术支持
技术支持
O
A
B
C
X
Y
Z
90
90
90
15 / 2
15 / 2
14 / 2
14 / 2
13 / 2
13 / 2
OX + OY + OZ = ?
"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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