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Proof : a = b + c
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表达式16: "D" Subscript, 1 , Baseline equals StartFraction, "S" Over 2 , EndFraction
D
1
=
S
2
equals
=
3
3
16
表达式17: "D" Subscript, 2 , Baseline equals StartFraction, "S" StartRoot, 3 , EndRoot Over 2 , EndFraction
D
2
=
S
3
2
equals
=
5.1 9 6 1 5 2 4 2 2 7 1
5
.
1
9
6
1
5
2
4
2
2
7
1
17
表达式18: "E" Subscript, 1 , Baseline equals StartFraction, negative "S" Over 2 , EndFraction
E
1
=
−
S
2
equals
=
negative 3
−
3
18
表达式19: "E" Subscript, 2 , Baseline equals StartFraction, "S" StartRoot, 3 , EndRoot Over 2 , EndFraction
E
2
=
S
3
2
equals
=
5.1 9 6 1 5 2 4 2 2 7 1
5
.
1
9
6
1
5
2
4
2
2
7
1
19
表达式20: "F" Subscript, 1 , Baseline equals negative "S"
F
1
=
−
S
equals
=
negative 6
−
6
20
表达式21: "F" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline
F
2
=
O
2
equals
=
0
0
21
表达式22: "G" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline plus StartFraction, 2 "b" Over "S" , EndFraction left parenthesis, "D" Subscript, 1 , Baseline minus "M" Subscript, 1 , Baseline , right parenthesis
G
1
=
M
1
+
2
b
S
D
1
−
M
1
equals
=
2.2 5
2
.
2
5
22
表达式23: "G" Subscript, 2 , Baseline equals "M" Subscript, 2 , Baseline plus StartFraction, 2 "b" Over "S" , EndFraction left parenthesis, "D" Subscript, 2 , Baseline minus "M" Subscript, 2 , Baseline , right parenthesis
G
2
=
M
2
+
2
b
S
D
2
−
M
2
equals
=
6.4 9 5 1 9 0 5 2 8 3 8
6
.
4
9
5
1
9
0
5
2
8
3
8
23
表达式24: "M" Subscript, 1 , Baseline equals StartFraction, "C" Subscript, 1 , Baseline plus "D" Subscript, 1 , Baseline Over 2 , EndFraction
M
1
=
C
1
+
D
1
2
equals
=
4.5
4
.
5
24
表达式25: "M" Subscript, 2 , Baseline equals StartFraction, "C" Subscript, 2 , Baseline plus "D" Subscript, 2 , Baseline Over 2 , EndFraction
M
2
=
C
2
+
D
2
2
equals
=
2.5 9 8 0 7 6 2 1 1 3 5
2
.
5
9
8
0
7
6
2
1
1
3
5
25
表达式26: "N" Subscript, 1 , Baseline equals StartFraction, "F" Subscript, 1 , Baseline plus "M" Subscript, 1 , Baseline Over 2 , EndFraction
N
1
=
F
1
+
M
1
2
equals
=
negative 0.7 5
−
0
.
7
5
26
表达式27: "N" Subscript, 2 , Baseline equals StartFraction, "F" Subscript, 2 , Baseline plus "M" Subscript, 2 , Baseline Over 2 , EndFraction
N
2
=
F
2
+
M
2
2
equals
=
1.2 9 9 0 3 8 1 0 5 6 8
1
.
2
9
9
0
3
8
1
0
5
6
8
27
Graphs
Graphs
对学生隐藏该文件夹。
28
表达式29: "y" less than 40
y
<
4
0
29
表达式30: polygon left parenthesis, "A" , "B" , "C" , "D" , "E" , "D" , "G" , "E" , "F" , "M" , "N" , "E" , "N" , "F" , right parenthesis
p
o
l
y
g
o
n
A
,
B
,
C
,
D
,
E
,
D
,
G
,
E
,
F
,
M
,
N
,
E
,
N
,
F
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
D
E
F
M
N
G
a
b
c
FN = MN
>>
>>
Prove : a = b + c
||
||
ABCDEF : Regular Hexagon
"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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